104499215992 has 16 divisors (see below), whose sum is σ = 195975347040. Its totient is φ = 52239123456.

The previous prime is 104499215987. The next prime is 104499216007. The reversal of 104499215992 is 299512994401.

It is a happy number.

It is a super-2 number, since 2×104499215992² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268128 + ... + 1348015.

It is an arithmetic number, because the mean of its divisors is an integer number (12248459190).

Almost surely, 2^104499215992 is an apocalyptic number.

It is an amenable number.

104499215992 is a deficient number, since it is larger than the sum of its proper divisors (91476131048).

104499215992 is a wasteful number, since it uses less digits than its factorization.

104499215992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621142 (or 2621138 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 55.

The spelling of 104499215992 in words is "one hundred four billion, four hundred ninety-nine million, two hundred fifteen thousand, nine hundred ninety-two".