19051294848 has 64 divisors (see below), whose sum is σ = 51839313120. Its totient is φ = 6195537920.

The previous prime is 19051294831. The next prime is 19051294861. The reversal of 19051294848 is 84849215091.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 19051294848.

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, 589290 + ... + 620777.

Almost surely, 2^19051294848 is an apocalyptic number.

It is an amenable number.

19051294848 is an abundant number, since it is smaller than the sum of its proper divisors (32788018272).

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

19051294848 is a wasteful number, since it uses less digits than its factorization.

19051294848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210125 (or 1210113 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 51.

The spelling of 19051294848 in words is "nineteen billion, fifty-one million, two hundred ninety-four thousand, eight hundred forty-eight".