99455320512 has 42 divisors (see below), whose sum is σ = 285070720688. Its totient is φ = 33151773312.

The previous prime is 99455320501. The next prime is 99455320537. The reversal of 99455320512 is 21502355499.

99455320512 is a `hidden beast` number, since 9 + 94 + 553 + 2 + 0 + 5 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86332168 + ... + 86333319.

Almost surely, 2^99455320512 is an apocalyptic number.

It is an amenable number.

99455320512 is an abundant number, since it is smaller than the sum of its proper divisors (185615400176).

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

99455320512 is a wasteful number, since it uses less digits than its factorization.

99455320512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172665505 (or 172665492 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 99455320512 in words is "ninety-nine billion, four hundred fifty-five million, three hundred twenty thousand, five hundred twelve".