19248894130 has 96 divisors (see below), whose sum is σ = 38273297040. Its totient is φ = 6960414720.

The previous prime is 19248894127. The next prime is 19248894191. The reversal of 19248894130 is 3149884291.

It can be written as a sum of positive squares in 24 ways, for example, as 1983722521 + 17265171609 = 44539^2 + 131397^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20197734 + ... + 20198686.

Almost surely, 2^19248894130 is an apocalyptic number.

19248894130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19248894130 is a deficient number, since it is larger than the sum of its proper divisors (19024402910).

19248894130 is a wasteful number, since it uses less digits than its factorization.

19248894130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264 (or 1247 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The spelling of 19248894130 in words is "nineteen billion, two hundred forty-eight million, eight hundred ninety-four thousand, one hundred thirty".