99742966528 has 18 divisors (see below), whose sum is σ = 199096312604. Its totient is φ = 49871483136.

The previous prime is 99742966513. The next prime is 99742966529. The reversal of 99742966528 is 82566924799.

It is not an unprimeable number, because it can be changed into a prime (99742966529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194810226 + ... + 194810737.

Almost surely, 2^99742966528 is an apocalyptic number.

It is an amenable number.

99742966528 is a deficient number, since it is larger than the sum of its proper divisors (99353346076).

99742966528 is an equidigital number, since it uses as much as digits as its factorization.

99742966528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389620979 (or 389620965 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 67.

The spelling of 99742966528 in words is "ninety-nine billion, seven hundred forty-two million, nine hundred sixty-six thousand, five hundred twenty-eight".