19413192238 has 64 divisors (see below), whose sum is σ = 33592320000. Its totient is φ = 8331756160.

The previous prime is 19413192223. The next prime is 19413192311. The reversal of 19413192238 is 83229131491.

It is a junction number, because it is equal to n+sod(n) for n = 19413192194 and 19413192203.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 12950013 + ... + 12951511.

It is an arithmetic number, because the mean of its divisors is an integer number (524880000).

Almost surely, 2^19413192238 is an apocalyptic number.

19413192238 is a deficient number, since it is larger than the sum of its proper divisors (14179127762).

19413192238 is a wasteful number, since it uses less digits than its factorization.

19413192238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977.

The product of its digits is 93312, while the sum is 43.

The spelling of 19413192238 in words is "nineteen billion, four hundred thirteen million, one hundred ninety-two thousand, two hundred thirty-eight".