99956804565284 has 48 divisors (see below), whose sum is σ = 191525232302208. Its totient is φ = 45462156799488.

The previous prime is 99956804565281. The next prime is 99956804565313. The reversal of 99956804565284 is 48256540865999.

It is a junction number, because it is equal to n+sod(n) for n = 99956804565199 and 99956804565208.

It is not an unprimeable number, because it can be changed into a prime (99956804565281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206735864 + ... + 207218799.

It is an arithmetic number, because the mean of its divisors is an integer number (3990109006296).

Almost surely, 2^{99956804565284} is an apocalyptic number.

It is an amenable number.

99956804565284 is a deficient number, since it is larger than the sum of its proper divisors (91568427736924).

99956804565284 is a wasteful number, since it uses less digits than its factorization.

99956804565284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413954804 (or 413954802 counting only the distinct ones).

The product of its (nonzero) digits is 6718464000, while the sum is 80.

The spelling of 99956804565284 in words is "ninety-nine trillion, nine hundred fifty-six billion, eight hundred four million, five hundred sixty-five thousand, two hundred eighty-four".