99166708712 has 16 divisors (see below), whose sum is σ = 186167427300. Its totient is φ = 49522061440.

The previous prime is 99166708657. The next prime is 99166708723. The reversal of 99166708712 is 21780766199.

It can be written as a sum of positive squares in 2 ways, for example, as 68044809316 + 31121899396 = 260854^2 + 176414^2 .

It is a super-2 number, since 2×99166708712² (a number of 23 digits) contains 22 as substring.

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, 7654739 + ... + 7667682.

Almost surely, 2^99166708712 is an apocalyptic number.

It is an amenable number.

99166708712 is a deficient number, since it is larger than the sum of its proper divisors (87000718588).

99166708712 is a wasteful number, since it uses less digits than its factorization.

99166708712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15323236 (or 15323232 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 56.

The spelling of 99166708712 in words is "ninety-nine billion, one hundred sixty-six million, seven hundred eight thousand, seven hundred twelve".