265155644304145 has 64 divisors (see below), whose sum is σ = 369027914314752. Its totient is φ = 179131792896000.

The previous prime is 265155644304073. The next prime is 265155644304163. The reversal of 265155644304145 is 541403446551562.

It is not a de Polignac number, because 265155644304145 - 2¹¹ = 265155644302097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28880906455 + ... + 28880915635.

It is an arithmetic number, because the mean of its divisors is an integer number (5766061161168).

Almost surely, 2^{265155644304145} is an apocalyptic number.

It is an amenable number.

265155644304145 is a deficient number, since it is larger than the sum of its proper divisors (103872270010607).

265155644304145 is a wasteful number, since it uses less digits than its factorization.

265155644304145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16322.

The product of its (nonzero) digits is 34560000, while the sum is 55.

The spelling of 265155644304145 in words is "two hundred sixty-five trillion, one hundred fifty-five billion, six hundred forty-four million, three hundred four thousand, one hundred forty-five".