38713040658 has 12 divisors (see below), whose sum is σ = 83878254798. Its totient is φ = 12904346880.

The previous prime is 38713040657. The next prime is 38713040677. The reversal of 38713040658 is 85604031783.

It can be written as a sum of positive squares in only one way, i.e., 31211228889 + 7501811769 = 176667^2 + 86613^2 .

It is a super-2 number, since 2×38713040658² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38713040657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1075362223 + ... + 1075362258.

Almost surely, 2^38713040658 is an apocalyptic number.

38713040658 is an abundant number, since it is smaller than the sum of its proper divisors (45165214140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38713040658 is a wasteful number, since it uses less digits than its factorization.

38713040658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150724489 (or 2150724486 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 38713040658 in words is "thirty-eight billion, seven hundred thirteen million, forty thousand, six hundred fifty-eight".