39474616656 has 80 divisors (see below), whose sum is σ = 102887611200. Its totient is φ = 13040907264.

The previous prime is 39474616651. The next prime is 39474616679. The reversal of 39474616656 is 65661647493.

It is a junction number, because it is equal to n+sod(n) for n = 39474616596 and 39474616605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39474616651) by changing a digit.

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, 4329030 + ... + 4338138.

It is an arithmetic number, because the mean of its divisors is an integer number (1286095140).

Almost surely, 2^39474616656 is an apocalyptic number.

It is an amenable number.

39474616656 is an abundant number, since it is smaller than the sum of its proper divisors (63412994544).

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

39474616656 is a wasteful number, since it uses less digits than its factorization.

39474616656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9916 (or 9910 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 57.

The spelling of 39474616656 in words is "thirty-nine billion, four hundred seventy-four million, six hundred sixteen thousand, six hundred fifty-six".