165460355256 has 48 divisors (see below), whose sum is σ = 481185730440. Its totient is φ = 47274386880.

The previous prime is 165460355251. The next prime is 165460355321. The reversal of 165460355256 is 652553064561.

It is a super-2 number, since 2×165460355256² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165460355251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70347615 + ... + 70349966.

Almost surely, 2^165460355256 is an apocalyptic number.

It is an amenable number.

165460355256 is an abundant number, since it is smaller than the sum of its proper divisors (315725375184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165460355256 is a wasteful number, since it uses less digits than its factorization.

165460355256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140697604 (or 140697593 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 165460355256 in words is "one hundred sixty-five billion, four hundred sixty million, three hundred fifty-five thousand, two hundred fifty-six".