71839099432 has 32 divisors (see below), whose sum is σ = 135790855200. Its totient is φ = 35628465600.

The previous prime is 71839099417. The next prime is 71839099457. The reversal of 71839099432 is 23499093817.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2362807 + ... + 2393017.

It is an arithmetic number, because the mean of its divisors is an integer number (4243464225).

Almost surely, 2^71839099432 is an apocalyptic number.

It is an amenable number.

71839099432 is a deficient number, since it is larger than the sum of its proper divisors (63951755768).

71839099432 is a wasteful number, since it uses less digits than its factorization.

71839099432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32617 (or 32613 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 55.

The spelling of 71839099432 in words is "seventy-one billion, eight hundred thirty-nine million, ninety-nine thousand, four hundred thirty-two".