19108835680 has 48 divisors (see below), whose sum is σ = 49248685584. Its totient is φ = 6948666880.

The previous prime is 19108835677. The next prime is 19108835773. The reversal of 19108835680 is 8653880191.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5426887 + ... + 5430406.

It is an arithmetic number, because the mean of its divisors is an integer number (1026014283).

Almost surely, 2^19108835680 is an apocalyptic number.

19108835680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19108835680 is an abundant number, since it is smaller than the sum of its proper divisors (30139849904).

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

19108835680 is a wasteful number, since it uses less digits than its factorization.

19108835680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10857319 (or 10857311 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 49.

The spelling of 19108835680 in words is "nineteen billion, one hundred eight million, eight hundred thirty-five thousand, six hundred eighty".