99601395764 has 48 divisors (see below), whose sum is σ = 195998049408. Its totient is φ = 43942808448.

The previous prime is 99601395731. The next prime is 99601395911. The reversal of 99601395764 is 46759310699.

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, 1883939 + ... + 1936085.

It is an arithmetic number, because the mean of its divisors is an integer number (4083292696).

Almost surely, 2^99601395764 is an apocalyptic number.

It is an amenable number.

99601395764 is a deficient number, since it is larger than the sum of its proper divisors (96396653644).

99601395764 is a wasteful number, since it uses less digits than its factorization.

99601395764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53784 (or 53782 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 59.

The spelling of 99601395764 in words is "ninety-nine billion, six hundred one million, three hundred ninety-five thousand, seven hundred sixty-four".