39880012032 has 108 divisors (see below), whose sum is σ = 131410231680. Its totient is φ = 11394284544.

The previous prime is 39880012009. The next prime is 39880012069. The reversal of 39880012032 is 23021008893.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1220232 + ... + 1252487.

Almost surely, 2^39880012032 is an apocalyptic number.

39880012032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

39880012032 is an abundant number, since it is smaller than the sum of its proper divisors (91530219648).

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

39880012032 is a wasteful number, since it uses less digits than its factorization.

39880012032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472748 (or 2472731 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 39880012032 in words is "thirty-nine billion, eight hundred eighty million, twelve thousand, thirty-two".