19627896412 has 12 divisors (see below), whose sum is σ = 34460706280. Its totient is φ = 9781980336.

The previous prime is 19627896391. The next prime is 19627896413. The reversal of 19627896412 is 21469872691.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19627896413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7990587 + ... + 7993042.

Almost surely, 2^19627896412 is an apocalyptic number.

It is an amenable number.

19627896412 is a deficient number, since it is larger than the sum of its proper divisors (14832809868).

19627896412 is a wasteful number, since it uses less digits than its factorization.

19627896412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15983940 (or 15983938 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The spelling of 19627896412 in words is "nineteen billion, six hundred twenty-seven million, eight hundred ninety-six thousand, four hundred twelve".