19882034496 has 154 divisors (see below), whose sum is σ = 59191033002. Its totient is φ = 6626085120.

The previous prime is 19882034453. The next prime is 19882034507. The reversal of 19882034496 is 69443028891.

19882034496 is a `hidden beast` number, since 198 + 8 + 2 + 0 + 3 + 449 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18517766400 + 1364268096 = 136080^2 + 36936^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 3776506 + ... + 3781766.

Almost surely, 2^19882034496 is an apocalyptic number.

19882034496 is a gapful number since it is divisible by the number (16) 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 19882034496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29595516501).

19882034496 is an abundant number, since it is smaller than the sum of its proper divisors (39308998506).

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

19882034496 is an frugal number, since it uses more digits than its factorization.

19882034496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303 (or 5266 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 19882034496 in words is "nineteen billion, eight hundred eighty-two million, thirty-four thousand, four hundred ninety-six".