38057431786 has 128 divisors (see below), whose sum is σ = 70224744960. Its totient is φ = 15263539200.

The previous prime is 38057431739. The next prime is 38057431817. The reversal of 38057431786 is 68713475083.

38057431786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×38057431786² (a number of 22 digits) contains 22 as substring.

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, 56214480 + ... + 56215156.

It is an arithmetic number, because the mean of its divisors is an integer number (548630820).

Almost surely, 2^38057431786 is an apocalyptic number.

38057431786 is a deficient number, since it is larger than the sum of its proper divisors (32167313174).

38057431786 is a wasteful number, since it uses less digits than its factorization.

38057431786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 38057431786 in words is "thirty-eight billion, fifty-seven million, four hundred thirty-one thousand, seven hundred eighty-six".