39538089964 has 6 divisors (see below), whose sum is σ = 69191657444. Its totient is φ = 19769044980.

The previous prime is 39538089859. The next prime is 39538089971. The reversal of 39538089964 is 46998083593.

It is a super-3 number, since 3×39538089964³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39538089896 and 39538089905.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4942261242 + ... + 4942261249.

Almost surely, 2^39538089964 is an apocalyptic number.

It is an amenable number.

39538089964 is a deficient number, since it is larger than the sum of its proper divisors (29653567480).

39538089964 is a wasteful number, since it uses less digits than its factorization.

39538089964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884522495 (or 9884522493 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 64.

The spelling of 39538089964 in words is "thirty-nine billion, five hundred thirty-eight million, eighty-nine thousand, nine hundred sixty-four".