19414054500 has 96 divisors (see below), whose sum is σ = 56821564800. Its totient is φ = 5150723200.

The previous prime is 19414054487. The next prime is 19414054547. The reversal of 19414054500 is 545041491.

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, 262651 + ... + 328349.

It is an arithmetic number, because the mean of its divisors is an integer number (591891300).

Almost surely, 2^19414054500 is an apocalyptic number.

19414054500 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 19414054500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28410782400).

19414054500 is an abundant number, since it is smaller than the sum of its proper divisors (37407510300).

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

19414054500 is a wasteful number, since it uses less digits than its factorization.

19414054500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65918 (or 65906 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 19414054500 its reverse (545041491), we get a palindrome (19959095991).

The spelling of 19414054500 in words is "nineteen billion, four hundred fourteen million, fifty-four thousand, five hundred".