19882558232 has 8 divisors (see below), whose sum is σ = 37279796700. Its totient is φ = 9941279112.

The previous prime is 19882558211. The next prime is 19882558237. The reversal of 19882558232 is 23285528891.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×19882558232² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19882558237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242659882 + ... + 1242659897.

Almost surely, 2^19882558232 is an apocalyptic number.

It is an amenable number.

19882558232 is a deficient number, since it is larger than the sum of its proper divisors (17397238468).

19882558232 is a wasteful number, since it uses less digits than its factorization.

19882558232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485319785 (or 2485319781 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 53.

The spelling of 19882558232 in words is "nineteen billion, eight hundred eighty-two million, five hundred fifty-eight thousand, two hundred thirty-two".