99078235372 has 12 divisors (see below), whose sum is σ = 180925473456. Its totient is φ = 47385242960.

The previous prime is 99078235363. The next prime is 99078235423. The reversal of 99078235372 is 27353287099.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538468579 + ... + 538468762.

It is an arithmetic number, because the mean of its divisors is an integer number (15077122788).

Almost surely, 2^99078235372 is an apocalyptic number.

99078235372 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

99078235372 is a deficient number, since it is larger than the sum of its proper divisors (81847238084).

99078235372 is a wasteful number, since it uses less digits than its factorization.

99078235372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076937368 (or 1076937366 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 99078235372 in words is "ninety-nine billion, seventy-eight million, two hundred thirty-five thousand, three hundred seventy-two".