99089596225 has 27 divisors (see below), whose sum is σ = 123967847451. Its totient is φ = 78570336000.

The previous prime is 99089596187. The next prime is 99089596237. The reversal of 99089596225 is 52269598099.

The square root of 99089596225 is 314785.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 19145426689 + 79944169536 = 138367^2 + 282744^2 .

It is not a de Polignac number, because 99089596225 - 2¹⁵ = 99089563457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 247106025 + ... + 247106425.

Almost surely, 2^99089596225 is an apocalyptic number.

99089596225 is the 314785-th square number.

99089596225 is the 157393-rd centered octagonal number.

It is an amenable number.

99089596225 is a deficient number, since it is larger than the sum of its proper divisors (24878251226).

99089596225 is an frugal number, since it uses more digits than its factorization.

99089596225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 31492800, while the sum is 64.

Multiplying 99089596225 by its sum of digits (64), we get a square (6341734158400 = 2518280²).

The spelling of 99089596225 in words is "ninety-nine billion, eighty-nine million, five hundred ninety-six thousand, two hundred twenty-five".