39145982676 has 24 divisors (see below), whose sum is σ = 91345494240. Its totient is φ = 13047965472.

The previous prime is 39145982657. The next prime is 39145982693. The reversal of 39145982676 is 67628954193.

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, 180535 + ... + 332993.

It is an arithmetic number, because the mean of its divisors is an integer number (3806062260).

Almost surely, 2^39145982676 is an apocalyptic number.

It is an amenable number.

39145982676 is an abundant number, since it is smaller than the sum of its proper divisors (52199511564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39145982676 is a wasteful number, since it uses less digits than its factorization.

39145982676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173863 (or 173861 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The spelling of 39145982676 in words is "thirty-nine billion, one hundred forty-five million, nine hundred eighty-two thousand, six hundred seventy-six".