51602166636165 has 16 divisors (see below), whose sum is σ = 91737185131200. Its totient is φ = 27521155539216.

The previous prime is 51602166636133. The next prime is 51602166636197. The reversal of 51602166636165 is 56163666120615.

It is an interprime number because it is at equal distance from previous prime (51602166636133) and next prime (51602166636197).

It is not a de Polignac number, because 51602166636165 - 2⁵ = 51602166636133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191119135555 + ... + 191119135824.

It is an arithmetic number, because the mean of its divisors is an integer number (5733574070700).

Almost surely, 2^{51602166636165} is an apocalyptic number.

It is an amenable number.

51602166636165 is a deficient number, since it is larger than the sum of its proper divisors (40135018495035).

51602166636165 is a wasteful number, since it uses less digits than its factorization.

51602166636165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382238271393 (or 382238271387 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 51602166636165 in words is "fifty-one trillion, six hundred two billion, one hundred sixty-six million, six hundred thirty-six thousand, one hundred sixty-five".