19249789150 has 12 divisors (see below), whose sum is σ = 35804607912. Its totient is φ = 7699915640.

The previous prime is 19249789133. The next prime is 19249789151. The reversal of 19249789150 is 5198794291.

It is a junction number, because it is equal to n+sod(n) for n = 19249789091 and 19249789100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19249789151) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 192497842 + ... + 192497941.

It is an arithmetic number, because the mean of its divisors is an integer number (2983717326).

Almost surely, 2^19249789150 is an apocalyptic number.

19249789150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19249789150 is a deficient number, since it is larger than the sum of its proper divisors (16554818762).

19249789150 is a wasteful number, since it uses less digits than its factorization.

19249789150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384995795 (or 384995790 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 55.

The spelling of 19249789150 in words is "nineteen billion, two hundred forty-nine million, seven hundred eighty-nine thousand, one hundred fifty".