19314884484 has 135 divisors (see below), whose sum is σ = 58789965927. Its totient is φ = 5513535216.

The previous prime is 19314884447. The next prime is 19314884527. The reversal of 19314884484 is 48448841391.

The square root of 19314884484 is 138978.

It is a perfect power (a square), and thus also a powerful number.

19314884484 is a `hidden beast` number, since 19 + 3 + 148 + 8 + 4 + 484 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 19314884484.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 17510677 + ... + 17511779.

Almost surely, 2^19314884484 is an apocalyptic number.

19314884484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19314884484 is the 138978-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19314884484

19314884484 is an abundant number, since it is smaller than the sum of its proper divisors (39475081443).

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

19314884484 is an equidigital number, since it uses as much as digits as its factorization.

19314884484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236 (or 1115 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The spelling of 19314884484 in words is "nineteen billion, three hundred fourteen million, eight hundred eighty-four thousand, four hundred eighty-four".