89434820724 has 48 divisors (see below), whose sum is σ = 209443378368. Its totient is φ = 29702827008.

The previous prime is 89434820689. The next prime is 89434820743. The reversal of 89434820724 is 42702843498.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 9859239 + ... + 9868305.

It is an arithmetic number, because the mean of its divisors is an integer number (4363403716).

Almost surely, 2^89434820724 is an apocalyptic number.

It is an amenable number.

89434820724 is an abundant number, since it is smaller than the sum of its proper divisors (120008557644).

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

89434820724 is a wasteful number, since it uses less digits than its factorization.

89434820724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11984 (or 11982 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 89434820724 in words is "eighty-nine billion, four hundred thirty-four million, eight hundred twenty thousand, seven hundred twenty-four".