89518081598 has 32 divisors (see below), whose sum is σ = 150693032448. Its totient is φ = 39533540800.

The previous prime is 89518081591. The next prime is 89518081603.

89518081598 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 89518081598.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89518081591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174308 + ... + 457623.

It is an arithmetic number, because the mean of its divisors is an integer number (4709157264).

Almost surely, 2^89518081598 is an apocalyptic number.

89518081598 is a deficient number, since it is larger than the sum of its proper divisors (61174950850).

89518081598 is a wasteful number, since it uses less digits than its factorization.

89518081598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632128.

The product of its (nonzero) digits is 8294400, while the sum is 62.

The spelling of 89518081598 in words is "eighty-nine billion, five hundred eighteen million, eighty-one thousand, five hundred ninety-eight".