99912440064 has 36 divisors (see below), whose sum is σ = 265912798256. Its totient is φ = 33304146432.

The previous prime is 99912440009. The next prime is 99912440093. The reversal of 99912440064 is 46004421999.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 99912439995 and 99912440022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65046394 + ... + 65047929.

Almost surely, 2^99912440064 is an apocalyptic number.

It is an amenable number.

99912440064 is an abundant number, since it is smaller than the sum of its proper divisors (166000358192).

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

99912440064 is a wasteful number, since it uses less digits than its factorization.

99912440064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130094342 (or 130094328 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 99912440064 in words is "ninety-nine billion, nine hundred twelve million, four hundred forty thousand, sixty-four".