39508971028 has 24 divisors (see below), whose sum is σ = 69245971200. Its totient is φ = 19724436288.

The previous prime is 39508971011. The next prime is 39508971037. The reversal of 39508971028 is 82017980593.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10053768 + ... + 10057696.

It is an arithmetic number, because the mean of its divisors is an integer number (2885248800).

Almost surely, 2^39508971028 is an apocalyptic number.

It is an amenable number.

39508971028 is a deficient number, since it is larger than the sum of its proper divisors (29737000172).

39508971028 is a wasteful number, since it uses less digits than its factorization.

39508971028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7119 (or 7117 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 39508971028 in words is "thirty-nine billion, five hundred eight million, nine hundred seventy-one thousand, twenty-eight".