19039972632 has 64 divisors (see below), whose sum is σ = 48754041600. Its totient is φ = 6194517120.

The previous prime is 19039972603. The next prime is 19039972669. The reversal of 19039972632 is 23627993091.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120957 + ... + 229587.

It is an arithmetic number, because the mean of its divisors is an integer number (761781900).

Almost surely, 2^19039972632 is an apocalyptic number.

19039972632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19039972632 is an abundant number, since it is smaller than the sum of its proper divisors (29714068968).

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

19039972632 is a wasteful number, since it uses less digits than its factorization.

19039972632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108816 (or 108812 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 51.

The spelling of 19039972632 in words is "nineteen billion, thirty-nine million, nine hundred seventy-two thousand, six hundred thirty-two".