19672959792 has 40 divisors (see below), whose sum is σ = 52195380016. Its totient is φ = 6380418816.

The previous prime is 19672959781. The next prime is 19672959809. The reversal of 19672959792 is 29795927691.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5536783 + ... + 5540334.

Almost surely, 2^19672959792 is an apocalyptic number.

19672959792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19672959792 is an abundant number, since it is smaller than the sum of its proper divisors (32522420224).

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

19672959792 is a wasteful number, since it uses less digits than its factorization.

19672959792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11077165 (or 11077159 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 66.

The spelling of 19672959792 in words is "nineteen billion, six hundred seventy-two million, nine hundred fifty-nine thousand, seven hundred ninety-two".