99872432675 has 24 divisors (see below), whose sum is σ = 130377957360. Its totient is φ = 75682252800.

The previous prime is 99872432591. The next prime is 99872432717. The reversal of 99872432675 is 57623427899.

It is a Cunningham number, because it is equal to 316026²-1.

It is not a de Polignac number, because 99872432675 - 2²⁶ = 99805323811 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5996159 + ... + 6012791.

It is an arithmetic number, because the mean of its divisors is an integer number (5432414890).

Almost surely, 2^99872432675 is an apocalyptic number.

99872432675 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

99872432675 is a deficient number, since it is larger than the sum of its proper divisors (30505524685).

99872432675 is a wasteful number, since it uses less digits than its factorization.

99872432675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29303 (or 29298 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 62.

The spelling of 99872432675 in words is "ninety-nine billion, eight hundred seventy-two million, four hundred thirty-two thousand, six hundred seventy-five".