19376672442 has 16 divisors (see below), whose sum is σ = 39137042592. Its totient is φ = 6394941200.

The previous prime is 19376672407. The next prime is 19376672449. The reversal of 19376672442 is 24427667391.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19376672449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15986748 + ... + 15987959.

It is an arithmetic number, because the mean of its divisors is an integer number (2446065162).

Almost surely, 2^19376672442 is an apocalyptic number.

19376672442 is an abundant number, since it is smaller than the sum of its proper divisors (19760370150).

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

19376672442 is a wasteful number, since it uses less digits than its factorization.

19376672442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31974813.

The product of its digits is 3048192, while the sum is 51.

The spelling of 19376672442 in words is "nineteen billion, three hundred seventy-six million, six hundred seventy-two thousand, four hundred forty-two".