89815309096 has 16 divisors (see below), whose sum is σ = 174210729300. Its totient is φ = 43359114624.

The previous prime is 89815309093. The next prime is 89815309121. The reversal of 89815309096 is 69090351898.

It can be written as a sum of positive squares in 2 ways, for example, as 86019024100 + 3796284996 = 293290^2 + 61614^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 89815309096.

It is not an unprimeable number, because it can be changed into a prime (89815309093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193567245 + ... + 193567708.

Almost surely, 2^89815309096 is an apocalyptic number.

It is an amenable number.

89815309096 is a deficient number, since it is larger than the sum of its proper divisors (84395420204).

89815309096 is a wasteful number, since it uses less digits than its factorization.

89815309096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387134988 (or 387134984 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 58.

The spelling of 89815309096 in words is "eighty-nine billion, eight hundred fifteen million, three hundred nine thousand, ninety-six".