19340738560 has 360 divisors, whose sum is σ = 55262462976. Its totient is φ = 6440878080.

The previous prime is 19340738509. The next prime is 19340738563. The reversal of 19340738560 is 6583704391.

It is a self number, because there is not a number n which added to its sum of digits gives 19340738560.

It is not an unprimeable number, because it can be changed into a prime (19340738563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152289217 + ... + 152289343.

Almost surely, 2^19340738560 is an apocalyptic number.

19340738560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19340738560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27631231488).

19340738560 is an abundant number, since it is smaller than the sum of its proper divisors (35921724416).

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

19340738560 is a wasteful number, since it uses less digits than its factorization.

19340738560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 19340738560 in words is "nineteen billion, three hundred forty million, seven hundred thirty-eight thousand, five hundred sixty".