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368421005797 = 1337765948037
BaseRepresentation
bin1010101110001111001…
…10100110100111100101
31022012221220010020202221
411113013212212213211
522014011234141142
6441130020432341
735421546610345
oct5270746464745
91265856106687
10368421005797
11132279064689
125b49b5486b1
13289850b6660
1413b90170d25
1598b436e767
hex55c79a69e5

368421005797 has 8 divisors (see below), whose sum is σ = 407484356216. Its totient is φ = 330889551552.

The previous prime is 368421005791. The next prime is 368421005833. The reversal of 368421005797 is 797500124863.

It can be written as a sum of positive squares in 4 ways, for example, as 92348524321 + 276072481476 = 303889^2 + 525426^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 368421005797 - 211 = 368421003749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368421005791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382973538 + ... + 382974499.

It is an arithmetic number, because the mean of its divisors is an integer number (50935544527).

It is a 2-persistent number, because it is pandigital, and so is 2⋅368421005797 = 736842011594, but 3⋅368421005797 = 1105263017391 is not.

Almost surely, 2368421005797 is an apocalyptic number.

368421005797 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

368421005797 is a deficient number, since it is larger than the sum of its proper divisors (39063350419).

368421005797 is a wasteful number, since it uses less digits than its factorization.

368421005797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765948087.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 368421005797 in words is "three hundred sixty-eight billion, four hundred twenty-one million, five thousand, seven hundred ninety-seven".

Divisors: 1 13 37 481 765948037 9957324481 28340077369 368421005797