39824480656 has 20 divisors (see below), whose sum is σ = 77881055472. Its totient is φ = 19726143776.

The previous prime is 39824480627. The next prime is 39824480671. The reversal of 39824480656 is 65608442893.

It is a junction number, because it is equal to n+sod(n) for n = 39824480597 and 39824480606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11629270 + ... + 11632693.

Almost surely, 2^39824480656 is an apocalyptic number.

It is an amenable number.

39824480656 is a deficient number, since it is larger than the sum of its proper divisors (38056574816).

39824480656 is a wasteful number, since it uses less digits than its factorization.

39824480656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23262078 (or 23262072 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 39824480656 in words is "thirty-nine billion, eight hundred twenty-four million, four hundred eighty thousand, six hundred fifty-six".