99725859355652 has 12 divisors (see below), whose sum is σ = 174521132379216. Its totient is φ = 49862678675880.

The previous prime is 99725859355621. The next prime is 99725859355673. The reversal of 99725859355652 is 25655395852799.

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, 61855118 + ... + 63446885.

It is an arithmetic number, because the mean of its divisors is an integer number (14543427698268).

Almost surely, 2^{99725859355652} is an apocalyptic number.

It is an amenable number.

99725859355652 is a deficient number, since it is larger than the sum of its proper divisors (74795273023564).

99725859355652 is a wasteful number, since it uses less digits than its factorization.

99725859355652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125500978 (or 125500976 counting only the distinct ones).

The product of its digits is 9185400000, while the sum is 80.

The spelling of 99725859355652 in words is "ninety-nine trillion, seven hundred twenty-five billion, eight hundred fifty-nine million, three hundred fifty-five thousand, six hundred fifty-two".