99758124795249 has 16 divisors (see below), whose sum is σ = 147790086096000. Its totient is φ = 66505294317168.

The previous prime is 99758124795233. The next prime is 99758124795281. The reversal of 99758124795249 is 94259742185799.

99758124795249 is a `hidden beast` number, since 9 + 9 + 7 + 5 + 8 + 12 + 4 + 79 + 524 + 9 = 666.

It is not a de Polignac number, because 99758124795249 - 2⁴ = 99758124795233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99758124795229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13011667 + ... + 19204679.

It is an arithmetic number, because the mean of its divisors is an integer number (9236880381000).

Almost surely, 2^{99758124795249} is an apocalyptic number.

It is an amenable number.

99758124795249 is a deficient number, since it is larger than the sum of its proper divisors (48031961300751).

99758124795249 is a wasteful number, since it uses less digits than its factorization.

99758124795249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6789621 (or 6789615 counting only the distinct ones).

The product of its digits is 4115059200, while the sum is 81.

The spelling of 99758124795249 in words is "ninety-nine trillion, seven hundred fifty-eight billion, one hundred twenty-four million, seven hundred ninety-five thousand, two hundred forty-nine".