19314096540 has 48 divisors (see below), whose sum is σ = 54127560480. Its totient is φ = 5145845760.

The previous prime is 19314096497. The next prime is 19314096611. The reversal of 19314096540 is 4569041391.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 19314096492 and 19314096501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74821 + ... + 210300.

It is an arithmetic number, because the mean of its divisors is an integer number (1127657510).

Almost surely, 2^19314096540 is an apocalyptic number.

19314096540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19314096540 is an abundant number, since it is smaller than the sum of its proper divisors (34813463940).

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

19314096540 is a wasteful number, since it uses less digits than its factorization.

19314096540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286262 (or 286260 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 19314096540 in words is "nineteen billion, three hundred fourteen million, ninety-six thousand, five hundred forty".