99774636704 has 12 divisors (see below), whose sum is σ = 196431316074. Its totient is φ = 49887318336.

The previous prime is 99774636701. The next prime is 99774636713. The reversal of 99774636704 is 40763647799.

It can be written as a sum of positive squares in only one way, i.e., 84944268304 + 14830368400 = 291452^2 + 121780^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (99774636701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1558978667 + ... + 1558978730.

Almost surely, 2^99774636704 is an apocalyptic number.

It is an amenable number.

99774636704 is a deficient number, since it is larger than the sum of its proper divisors (96656679370).

99774636704 is a wasteful number, since it uses less digits than its factorization.

99774636704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117957407 (or 3117957399 counting only the distinct ones).

The product of its (nonzero) digits is 48009024, while the sum is 62.

The spelling of 99774636704 in words is "ninety-nine billion, seven hundred seventy-four million, six hundred thirty-six thousand, seven hundred four".