38062840690 has 64 divisors (see below), whose sum is σ = 79596380160. Its totient is φ = 12835442880.

The previous prime is 38062840667. The next prime is 38062840703. The reversal of 38062840690 is 9604826083.

It is a happy number.

It is a super-2 number, since 2×38062840690² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38062840690.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1441305 + ... + 1467475.

It is an arithmetic number, because the mean of its divisors is an integer number (1243693440).

Almost surely, 2^38062840690 is an apocalyptic number.

38062840690 is an abundant number, since it is smaller than the sum of its proper divisors (41533539470).

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

38062840690 is a wasteful number, since it uses less digits than its factorization.

38062840690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26527.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 38062840690 in words is "thirty-eight billion, sixty-two million, eight hundred forty thousand, six hundred ninety".