99089688951 has 24 divisors (see below), whose sum is σ = 156794676480. Its totient is φ = 59803069200.

The previous prime is 99089688947. The next prime is 99089688959. The reversal of 99089688951 is 15988698099.

It is not a de Polignac number, because 99089688951 - 2² = 99089688947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99089688951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99089688959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2070285 + ... + 2117606.

It is an arithmetic number, because the mean of its divisors is an integer number (6533111520).

Almost surely, 2^99089688951 is an apocalyptic number.

99089688951 is a deficient number, since it is larger than the sum of its proper divisors (57704987529).

99089688951 is a wasteful number, since it uses less digits than its factorization.

99089688951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188147 (or 4188144 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 72.

The spelling of 99089688951 in words is "ninety-nine billion, eighty-nine million, six hundred eighty-eight thousand, nine hundred fifty-one".