39976590472 has 64 divisors (see below), whose sum is σ = 94503830400. Its totient is φ = 15429173760.

The previous prime is 39976590439. The next prime is 39976590473. The reversal of 39976590472 is 27409567993.

It is a self number, because there is not a number n which added to its sum of digits gives 39976590472.

It is not an unprimeable number, because it can be changed into a prime (39976590473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639822 + ... + 699517.

It is an arithmetic number, because the mean of its divisors is an integer number (1476622350).

Almost surely, 2^39976590472 is an apocalyptic number.

It is an amenable number.

39976590472 is an abundant number, since it is smaller than the sum of its proper divisors (54527239928).

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

39976590472 is a wasteful number, since it uses less digits than its factorization.

39976590472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339406 (or 1339402 counting only the distinct ones).

The product of its (nonzero) digits is 25719120, while the sum is 61.

The spelling of 39976590472 in words is "thirty-nine billion, nine hundred seventy-six million, five hundred ninety thousand, four hundred seventy-two".