39696684875 has 32 divisors (see below), whose sum is σ = 50947128960. Its totient is φ = 30858537600.

The previous prime is 39696684847. The next prime is 39696684959. The reversal of 39696684875 is 57848669693.

It is not a de Polignac number, because 39696684875 - 2⁸ = 39696684619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39696684799 and 39696684808.

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, 3801161 + ... + 3811589.

It is an arithmetic number, because the mean of its divisors is an integer number (1592097780).

Almost surely, 2^39696684875 is an apocalyptic number.

39696684875 is a deficient number, since it is larger than the sum of its proper divisors (11250444085).

39696684875 is a wasteful number, since it uses less digits than its factorization.

39696684875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11304 (or 11294 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 71.

The spelling of 39696684875 in words is "thirty-nine billion, six hundred ninety-six million, six hundred eighty-four thousand, eight hundred seventy-five".