99999934757774 has 32 divisors (see below), whose sum is σ = 157308521117760. Its totient is φ = 47586211909632.

The previous prime is 99999934757693. The next prime is 99999934757857. The reversal of 99999934757774 is 47775743999999.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 682922 + ... + 14158610.

It is an arithmetic number, because the mean of its divisors is an integer number (4915891284930).

Almost surely, 2^{99999934757774} is an apocalyptic number.

99999934757774 is a deficient number, since it is larger than the sum of its proper divisors (57308586359986).

99999934757774 is a wasteful number, since it uses less digits than its factorization.

99999934757774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13476524.

The product of its digits is 306237561840, while the sum is 98.

The spelling of 99999934757774 in words is "ninety-nine trillion, nine hundred ninety-nine billion, nine hundred thirty-four million, seven hundred fifty-seven thousand, seven hundred seventy-four".