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12444232041 = 332335955819
BaseRepresentation
bin10111001011011101…
…11110100101101001
31012010021000111011000
423211232332211221
5200441210411131
65414455025213
7620244140613
oct134556764551
935107014130
1012444232041
11530649879a
1224b366b209
1312341c2017
14860a17db3
154cc76ece6
hex2e5bbe969

12444232041 has 32 divisors (see below), whose sum is σ = 19291392000. Its totient is φ = 7913206224.

The previous prime is 12444232027. The next prime is 12444232051. The reversal of 12444232041 is 14023244421.

12444232041 is a `hidden beast` number, since 12 + 4 + 442 + 3 + 204 + 1 = 666.

It is not a de Polignac number, because 12444232041 - 222 = 12440037737 is a prime.

It is a super-2 number, since 2×124442320412 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12444231996 and 12444232014.

It is not an unprimeable number, because it can be changed into a prime (12444232051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195030 + ... + 250848.

It is an arithmetic number, because the mean of its divisors is an integer number (602856000).

Almost surely, 212444232041 is an apocalyptic number.

It is an amenable number.

12444232041 is a deficient number, since it is larger than the sum of its proper divisors (6847159959).

12444232041 is a wasteful number, since it uses less digits than its factorization.

12444232041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56210 (or 56204 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 12444232041 its reverse (14023244421), we get a palindrome (26467476462).

The spelling of 12444232041 in words is "twelve billion, four hundred forty-four million, two hundred thirty-two thousand, forty-one".

Divisors: 1 3 9 23 27 69 207 359 621 1077 3231 8257 9693 24771 55819 74313 167457 222939 502371 1283837 1507113 3851511 11554533 20039021 34663599 60117063 180351189 460897483 541053567 1382692449 4148077347 12444232041