19265090496 has 56 divisors (see below), whose sum is σ = 52215464784. Its totient is φ = 6265067520.

The previous prime is 19265090491. The next prime is 19265090519. The reversal of 19265090496 is 69409056291.

It is a super-2 number, since 2×19265090496² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19265090491) by changing a digit.

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, 1215775 + ... + 1231518.

It is an arithmetic number, because the mean of its divisors is an integer number (932419014).

Almost surely, 2^19265090496 is an apocalyptic number.

19265090496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19265090496 is an abundant number, since it is smaller than the sum of its proper divisors (32950374288).

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

19265090496 is a wasteful number, since it uses less digits than its factorization.

19265090496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447349 (or 2447339 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 19265090496 in words is "nineteen billion, two hundred sixty-five million, ninety thousand, four hundred ninety-six".