39976585464 has 64 divisors (see below), whose sum is σ = 101203683840. Its totient is φ = 13157418240.

The previous prime is 39976585423. The next prime is 39976585487. The reversal of 39976585464 is 46458567993.

It is a junction number, because it is equal to n+sod(n) for n = 39976585395 and 39976585404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4252209 + ... + 4261599.

It is an arithmetic number, because the mean of its divisors is an integer number (1581307560).

Almost surely, 2^39976585464 is an apocalyptic number.

It is an amenable number.

39976585464 is an abundant number, since it is smaller than the sum of its proper divisors (61227098376).

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

39976585464 is a wasteful number, since it uses less digits than its factorization.

39976585464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11620 (or 11616 counting only the distinct ones).

The product of its digits is 195955200, while the sum is 66.

The spelling of 39976585464 in words is "thirty-nine billion, nine hundred seventy-six million, five hundred eighty-five thousand, four hundred sixty-four".