19374146468 has 24 divisors (see below), whose sum is σ = 33978655872. Its totient is φ = 9665985824.

The previous prime is 19374146413. The next prime is 19374146489. The reversal of 19374146468 is 86464147391.

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, 4175846 + ... + 4180482.

It is an arithmetic number, because the mean of its divisors is an integer number (1415777328).

Almost surely, 2^19374146468 is an apocalyptic number.

It is an amenable number.

19374146468 is a deficient number, since it is larger than the sum of its proper divisors (14604509404).

19374146468 is a wasteful number, since it uses less digits than its factorization.

19374146468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691 (or 6689 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The spelling of 19374146468 in words is "nineteen billion, three hundred seventy-four million, one hundred forty-six thousand, four hundred sixty-eight".