19127028396 has 48 divisors (see below), whose sum is σ = 52650752000. Its totient is φ = 5288578560.

The previous prime is 19127028379. The next prime is 19127028409. The reversal of 19127028396 is 69382072191.

It is a super-2 number, since 2×19127028396² (a number of 21 digits) contains 22 as substring.

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, 3670021 + ... + 3675228.

Almost surely, 2^19127028396 is an apocalyptic number.

It is an amenable number.

19127028396 is an abundant number, since it is smaller than the sum of its proper divisors (33523723604).

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

19127028396 is a wasteful number, since it uses less digits than its factorization.

19127028396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7345294 (or 7345292 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 19127028396 in words is "nineteen billion, one hundred twenty-seven million, twenty-eight thousand, three hundred ninety-six".