99985325572494 has 24 divisors (see below), whose sum is σ = 216985982101200. Its totient is φ = 33274424930208.

The previous prime is 99985325572453. The next prime is 99985325572547. The reversal of 99985325572494 is 49427552358999.

99985325572494 is a `hidden beast` number, since 9 + 9 + 9 + 8 + 5 + 3 + 2 + 55 + 72 + 494 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4501399194 + ... + 4501421405.

It is an arithmetic number, because the mean of its divisors is an integer number (9041082587550).

Almost surely, 2^{99985325572494} is an apocalyptic number.

99985325572494 is an abundant number, since it is smaller than the sum of its proper divisors (117000656528706).

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

99985325572494 is a wasteful number, since it uses less digits than its factorization.

99985325572494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9002821224 (or 9002821221 counting only the distinct ones).

The product of its digits is 8817984000, while the sum is 81.

The spelling of 99985325572494 in words is "ninety-nine trillion, nine hundred eighty-five billion, three hundred twenty-five million, five hundred seventy-two thousand, four hundred ninety-four".