99950518080001 has 12 divisors (see below), whose sum is σ = 100984729545216. Its totient is φ = 98926790493200.

The previous prime is 99950518079977. The next prime is 99950518080011. The reversal of 99950518080001 is 10008081505999.

It is not a de Polignac number, because 99950518080001 - 2²³ = 99950509691393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99950518080011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27925920 + ... + 31301086.

It is an arithmetic number, because the mean of its divisors is an integer number (8415394128768).

Almost surely, 2^{99950518080001} is an apocalyptic number.

It is an amenable number.

99950518080001 is a deficient number, since it is larger than the sum of its proper divisors (1034211465215).

99950518080001 is a wasteful number, since it uses less digits than its factorization.

99950518080001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378272 (or 3378171 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 55.

The spelling of 99950518080001 in words is "ninety-nine trillion, nine hundred fifty billion, five hundred eighteen million, eighty thousand, one".