99775903604 has 48 divisors (see below), whose sum is σ = 189398619648. Its totient is φ = 45718121088.

The previous prime is 99775903603. The next prime is 99775903609. The reversal of 99775903604 is 40630957799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99775903603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8444669 + ... + 8456475.

It is an arithmetic number, because the mean of its divisors is an integer number (3945804576).

Almost surely, 2^99775903604 is an apocalyptic number.

It is an amenable number.

99775903604 is a deficient number, since it is larger than the sum of its proper divisors (89622716044).

99775903604 is a wasteful number, since it uses less digits than its factorization.

99775903604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12984 (or 12982 counting only the distinct ones).

The product of its (nonzero) digits is 12859560, while the sum is 59.

The spelling of 99775903604 in words is "ninety-nine billion, seven hundred seventy-five million, nine hundred three thousand, six hundred four".