19104512900 has 36 divisors (see below), whose sum is σ = 45225594960. Its totient is φ = 6947095200.

The previous prime is 19104512897. The next prime is 19104512923. The reversal of 19104512900 is 921540191.

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 11 ways as a sum of consecutive naturals, for example, 8682770 + ... + 8684969.

Almost surely, 2^19104512900 is an apocalyptic number.

19104512900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19104512900 is an abundant number, since it is smaller than the sum of its proper divisors (26121082060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19104512900 is a wasteful number, since it uses less digits than its factorization.

19104512900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17367764 (or 17367757 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 32.

The spelling of 19104512900 in words is "nineteen billion, one hundred four million, five hundred twelve thousand, nine hundred".