83902885072 has 20 divisors (see below), whose sum is σ = 162573915040. Its totient is φ = 41948326368.

The previous prime is 83902885069. The next prime is 83902885081. The reversal of 83902885072 is 27058820938.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35629 + ... + 411187.

It is an arithmetic number, because the mean of its divisors is an integer number (8128695752).

Almost surely, 2^83902885072 is an apocalyptic number.

It is an amenable number.

83902885072 is a deficient number, since it is larger than the sum of its proper divisors (78671029968).

83902885072 is a wasteful number, since it uses less digits than its factorization.

83902885072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389530 (or 389524 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 83902885072 in words is "eighty-three billion, nine hundred two million, eight hundred eighty-five thousand, seventy-two".