19714460500 has 96 divisors (see below), whose sum is σ = 50407838208. Its totient is φ = 6594336000.

The previous prime is 19714460471. The next prime is 19714460537. The reversal of 19714460500 is 506441791.

It is a self number, because there is not a number n which added to its sum of digits gives 19714460500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74809 + ... + 212191.

It is an arithmetic number, because the mean of its divisors is an integer number (525081648).

Almost surely, 2^19714460500 is an apocalyptic number.

19714460500 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 19714460500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25203919104).

19714460500 is an abundant number, since it is smaller than the sum of its proper divisors (30693377708).

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

19714460500 is a wasteful number, since it uses less digits than its factorization.

19714460500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137450 (or 137438 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 19714460500 in words is "nineteen billion, seven hundred fourteen million, four hundred sixty thousand, five hundred".