89495800864 has 24 divisors (see below), whose sum is σ = 177213336300. Its totient is φ = 44489239296.

The previous prime is 89495800847. The next prime is 89495800883. The reversal of 89495800864 is 46800859498.

It can be written as a sum of positive squares in 2 ways, for example, as 89216910864 + 278890000 = 298692^2 + 16700^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8077539 + ... + 8088610.

Almost surely, 2^89495800864 is an apocalyptic number.

It is an amenable number.

89495800864 is a deficient number, since it is larger than the sum of its proper divisors (87717535436).

89495800864 is a wasteful number, since it uses less digits than its factorization.

89495800864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16166332 (or 16166324 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 61.

The spelling of 89495800864 in words is "eighty-nine billion, four hundred ninety-five million, eight hundred thousand, eight hundred sixty-four".