99711312148 has 24 divisors (see below), whose sum is σ = 199898596800. Its totient is φ = 42631425408.

The previous prime is 99711312131. The next prime is 99711312163. The reversal of 99711312148 is 84121311799.

It is a junction number, because it is equal to n+sod(n) for n = 99711312098 and 99711312107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4237813 + ... + 4261276.

It is an arithmetic number, because the mean of its divisors is an integer number (8329108200).

Almost surely, 2^99711312148 is an apocalyptic number.

It is an amenable number.

99711312148 is an abundant number, since it is smaller than the sum of its proper divisors (100187284652).

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

99711312148 is a wasteful number, since it uses less digits than its factorization.

99711312148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8499519 (or 8499517 counting only the distinct ones).

The product of its digits is 108864, while the sum is 46.

The spelling of 99711312148 in words is "ninety-nine billion, seven hundred eleven million, three hundred twelve thousand, one hundred forty-eight".