19149408304 has 20 divisors (see below), whose sum is σ = 39955977376. Its totient is φ = 8838188352.

The previous prime is 19149408269. The next prime is 19149408359. The reversal of 19149408304 is 40380494191.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46032024 + ... + 46032439.

Almost surely, 2^19149408304 is an apocalyptic number.

It is an amenable number.

19149408304 is an abundant number, since it is smaller than the sum of its proper divisors (20806569072).

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

19149408304 is a wasteful number, since it uses less digits than its factorization.

19149408304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92064484 (or 92064478 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 19149408304 in words is "nineteen billion, one hundred forty-nine million, four hundred eight thousand, three hundred four".