39500625028 has 12 divisors (see below), whose sum is σ = 69430615632. Its totient is φ = 19663306280.

The previous prime is 39500625023. The next prime is 39500625053. The reversal of 39500625028 is 82052600593.

It is not an unprimeable number, because it can be changed into a prime (39500625023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21750538 + ... + 21752353.

It is an arithmetic number, because the mean of its divisors is an integer number (5785884636).

Almost surely, 2^39500625028 is an apocalyptic number.

It is an amenable number.

39500625028 is a deficient number, since it is larger than the sum of its proper divisors (29929990604).

39500625028 is a wasteful number, since it uses less digits than its factorization.

39500625028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43503122 (or 43503120 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 39500625028 in words is "thirty-nine billion, five hundred million, six hundred twenty-five thousand, twenty-eight".