38669785308 has 108 divisors (see below), whose sum is σ = 124044698232. Its totient is φ = 10044095040.

The previous prime is 38669785303. The next prime is 38669785337. The reversal of 38669785308 is 80358796683.

38669785308 is a `hidden beast` number, since 3 + 8 + 6 + 6 + 97 + 8 + 530 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38669785303) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 977035 + ... + 1015842.

Almost surely, 2^38669785308 is an apocalyptic number.

It is an amenable number.

38669785308 is an abundant number, since it is smaller than the sum of its proper divisors (85374912924).

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

38669785308 is a wasteful number, since it uses less digits than its factorization.

38669785308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992912 (or 1992900 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 38669785308 in words is "thirty-eight billion, six hundred sixty-nine million, seven hundred eighty-five thousand, three hundred eight".