99487602612 has 36 divisors (see below), whose sum is σ = 251532721440. Its totient is φ = 33155918352.

The previous prime is 99487602587. The next prime is 99487602637. The reversal of 99487602612 is 21620678499.

99487602612 is a `hidden beast` number, since 99 + 487 + 60 + 2 + 6 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (99487602587) and next prime (99487602637).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91008 + ... + 455255.

It is an arithmetic number, because the mean of its divisors is an integer number (6987020040).

Almost surely, 2^99487602612 is an apocalyptic number.

It is an amenable number.

99487602612 is an abundant number, since it is smaller than the sum of its proper divisors (152045118828).

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

99487602612 is a wasteful number, since it uses less digits than its factorization.

99487602612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551332 (or 551327 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 99487602612 in words is "ninety-nine billion, four hundred eighty-seven million, six hundred two thousand, six hundred twelve".