38081860265 has 32 divisors (see below), whose sum is σ = 50340510720. Its totient is φ = 27527062464.

The previous prime is 38081860249. The next prime is 38081860283. The reversal of 38081860265 is 56206818083.

It is a cyclic number.

It is not a de Polignac number, because 38081860265 - 2⁴ = 38081860249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 733082 + ... + 783308.

It is an arithmetic number, because the mean of its divisors is an integer number (1573140960).

Almost surely, 2^38081860265 is an apocalyptic number.

It is an amenable number.

38081860265 is a deficient number, since it is larger than the sum of its proper divisors (12258650455).

38081860265 is a wasteful number, since it uses less digits than its factorization.

38081860265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50621.

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 38081860265 in words is "thirty-eight billion, eighty-one million, eight hundred sixty thousand, two hundred sixty-five".