19582452572 has 12 divisors (see below), whose sum is σ = 34412679840. Its totient is φ = 9750258336.

The previous prime is 19582452553. The next prime is 19582452599. The reversal of 19582452572 is 27525428591.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 19582452572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10240913 + ... + 10242824.

It is an arithmetic number, because the mean of its divisors is an integer number (2867723320).

Almost surely, 2^19582452572 is an apocalyptic number.

It is an amenable number.

19582452572 is a deficient number, since it is larger than the sum of its proper divisors (14830227268).

19582452572 is a wasteful number, since it uses less digits than its factorization.

19582452572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20483980 (or 20483978 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 50.

The spelling of 19582452572 in words is "nineteen billion, five hundred eighty-two million, four hundred fifty-two thousand, five hundred seventy-two".