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4434321043021 = 31417347792387
BaseRepresentation
bin100000010000111001000…
…1000010110111001001101
3120200220202110100200222111
41000201302020112321031
51040122442141334041
613233033213144021
7635240415651052
oct100416210267115
916626673320874
104434321043021
11145a648698631
125b749918b011
13262201aa844c
1411489d791029
157a530a1b981
hex40872216e4d

4434321043021 has 16 divisors (see below), whose sum is σ = 4753239740928. Its totient is φ = 4129262150400.

The previous prime is 4434321042989. The next prime is 4434321043027. The reversal of 4434321043021 is 1203401234344.

It is a cyclic number.

It is not a de Polignac number, because 4434321043021 - 25 = 4434321042989 is a prime.

It is a super-2 number, since 2×44343210430212 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434321043027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23803411 + ... + 23988976.

It is an arithmetic number, because the mean of its divisors is an integer number (297077483808).

Almost surely, 24434321043021 is an apocalyptic number.

4434321043021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4434321043021 is a deficient number, since it is larger than the sum of its proper divisors (318918697907).

4434321043021 is a wasteful number, since it uses less digits than its factorization.

4434321043021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47792532.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 4434321043021 its reverse (1203401234344), we get a palindrome (5637722277365).

The spelling of 4434321043021 in words is "four trillion, four hundred thirty-four billion, three hundred twenty-one million, forty-three thousand, twenty-one".

Divisors: 1 31 41 73 1271 2263 2993 92783 47792387 1481563997 1959487867 3488844251 60744123877 108154171781 143042614291 4434321043021