99999915133292 has 48 divisors (see below), whose sum is σ = 186562260057600. Its totient is φ = 46763738424000.

The previous prime is 99999915133207. The next prime is 99999915133297. The reversal of 99999915133292 is 29233151999999.

It is not an unprimeable number, because it can be changed into a prime (99999915133297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55082042 + ... + 56868542.

It is an arithmetic number, because the mean of its divisors is an integer number (3886713751200).

Almost surely, 2^{99999915133292} is an apocalyptic number.

It is an amenable number.

99999915133292 is a deficient number, since it is larger than the sum of its proper divisors (86562344924308).

99999915133292 is a wasteful number, since it uses less digits than its factorization.

99999915133292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795926 (or 1795924 counting only the distinct ones).

The product of its digits is 860934420, while the sum is 80.

The spelling of 99999915133292 in words is "ninety-nine trillion, nine hundred ninety-nine billion, nine hundred fifteen million, one hundred thirty-three thousand, two hundred ninety-two".