10165511165 has 64 divisors (see below), whose sum is σ = 13817806848. Its totient is φ = 7141478400.

The previous prime is 10165511159. The next prime is 10165511171. The reversal of 10165511165 is 56111556101.

It is an interprime number because it is at equal distance from previous prime (10165511159) and next prime (10165511171).

It is not a de Polignac number, because 10165511165 - 2¹⁸ = 10165249021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 12381455 + ... + 12382275.

It is an arithmetic number, because the mean of its divisors is an integer number (215903232).

Almost surely, 2^10165511165 is an apocalyptic number.

It is an amenable number.

10165511165 is a deficient number, since it is larger than the sum of its proper divisors (3652295683).

10165511165 is a wasteful number, since it uses less digits than its factorization.

10165511165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 10165511165 in words is "ten billion, one hundred sixty-five million, five hundred eleven thousand, one hundred sixty-five".