39191198108 has 12 divisors (see below), whose sum is σ = 68664445080. Its totient is φ = 19572785232.

The previous prime is 39191198093. The next prime is 39191198161. The reversal of 39191198108 is 80189119193.

It is a congruent number.

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, 5699591 + ... + 5706462.

It is an arithmetic number, because the mean of its divisors is an integer number (5722037090).

Almost surely, 2^39191198108 is an apocalyptic number.

It is an amenable number.

39191198108 is a deficient number, since it is larger than the sum of its proper divisors (29473246972).

39191198108 is a wasteful number, since it uses less digits than its factorization.

39191198108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11406916 (or 11406914 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 50.

The spelling of 39191198108 in words is "thirty-nine billion, one hundred ninety-one million, one hundred ninety-eight thousand, one hundred eight".