19057274048 has 14 divisors (see below), whose sum is σ = 37816778316. Its totient is φ = 9528636992.

The previous prime is 19057274011. The next prime is 19057274051. The reversal of 19057274048 is 84047275091.

It is a junction number, because it is equal to n+sod(n) for n = 19057273993 and 19057274011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148884890 + ... + 148885017.

Almost surely, 2^19057274048 is an apocalyptic number.

It is an amenable number.

19057274048 is a deficient number, since it is larger than the sum of its proper divisors (18759504268).

19057274048 is an equidigital number, since it uses as much as digits as its factorization.

19057274048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297769919 (or 297769909 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 19057274048 in words is "nineteen billion, fifty-seven million, two hundred seventy-four thousand, forty-eight".