89929921802 has 16 divisors (see below), whose sum is σ = 154177551360. Its totient is φ = 38538402288.

The previous prime is 89929921733. The next prime is 89929921849. The reversal of 89929921802 is 20812992998.

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, 57578 + ... + 427989.

It is an arithmetic number, because the mean of its divisors is an integer number (9636096960).

Almost surely, 2^89929921802 is an apocalyptic number.

89929921802 is a deficient number, since it is larger than the sum of its proper divisors (64247629558).

89929921802 is a wasteful number, since it uses less digits than its factorization.

89929921802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498805.

The product of its (nonzero) digits is 3359232, while the sum is 59.

The spelling of 89929921802 in words is "eighty-nine billion, nine hundred twenty-nine million, nine hundred twenty-one thousand, eight hundred two".