99902445524315 has 16 divisors (see below), whose sum is σ = 137067345192960. Its totient is φ = 68475395551200.

The previous prime is 99902445524309. The next prime is 99902445524317. The reversal of 99902445524315 is 51342554420999.

It is not a de Polignac number, because 99902445524315 - 2¹⁶ = 99902445458779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99902445524317) 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, 606969095 + ... + 607133664.

It is an arithmetic number, because the mean of its divisors is an integer number (8566709074560).

Almost surely, 2^{99902445524315} is an apocalyptic number.

99902445524315 is a deficient number, since it is larger than the sum of its proper divisors (37164899668645).

99902445524315 is a wasteful number, since it uses less digits than its factorization.

99902445524315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214105122.

The product of its (nonzero) digits is 69984000, while the sum is 62.

The spelling of 99902445524315 in words is "ninety-nine trillion, nine hundred two billion, four hundred forty-five million, five hundred twenty-four thousand, three hundred fifteen".