19422511832 has 32 divisors (see below), whose sum is σ = 38709504720. Its totient is φ = 9104424960.

The previous prime is 19422511831. The next prime is 19422511837. The reversal of 19422511832 is 23811522491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19422511831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242894 + ... + 312797.

Almost surely, 2^19422511832 is an apocalyptic number.

It is an amenable number.

19422511832 is a deficient number, since it is larger than the sum of its proper divisors (19286992888).

19422511832 is a wasteful number, since it uses less digits than its factorization.

19422511832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555971 (or 555967 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The spelling of 19422511832 in words is "nineteen billion, four hundred twenty-two million, five hundred eleven thousand, eight hundred thirty-two".