19882692036 has 81 divisors (see below), whose sum is σ = 51131344719. Its totient is φ = 6514477200.

The previous prime is 19882691993. The next prime is 19882692073. The reversal of 19882692036 is 63029628891.

The square root of 19882692036 is 141006.

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

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 60068391 + ... + 60068721.

Almost surely, 2^19882692036 is an apocalyptic number.

19882692036 is the 141006-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19882692036

19882692036 is an abundant number, since it is smaller than the sum of its proper divisors (31248652683).

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

19882692036 is an equidigital number, since it uses as much as digits as its factorization.

19882692036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 19882692036 in words is "nineteen billion, eight hundred eighty-two million, six hundred ninety-two thousand, thirty-six".