99010937779775 has 96 divisors (see below), whose sum is σ = 149039545858560. Its totient is φ = 63696287416320.

The previous prime is 99010937779739. The next prime is 99010937779799. The reversal of 99010937779775 is 57797773901099.

It is a Cunningham number, because it is equal to 9950424²-1.

It is not a de Polignac number, because 99010937779775 - 2⁶ = 99010937779711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99010937779775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1184058767 + ... + 1184142383.

It is an arithmetic number, because the mean of its divisors is an integer number (1552495269360).

Almost surely, 2^{99010937779775} is an apocalyptic number.

99010937779775 is a deficient number, since it is larger than the sum of its proper divisors (50028608078785).

99010937779775 is a wasteful number, since it uses less digits than its factorization.

99010937779775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84913 (or 84908 counting only the distinct ones).

The product of its (nonzero) digits is 1654060905, while the sum is 80.

The spelling of 99010937779775 in words is "ninety-nine trillion, ten billion, nine hundred thirty-seven million, seven hundred seventy-nine thousand, seven hundred seventy-five".