19412465268 has 48 divisors (see below), whose sum is σ = 51775686144. Its totient is φ = 5545442400.

The previous prime is 19412465203. The next prime is 19412465309. The reversal of 19412465268 is 86256421491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556543 + ... + 590393.

It is an arithmetic number, because the mean of its divisors is an integer number (1078660128).

Almost surely, 2^19412465268 is an apocalyptic number.

It is an amenable number.

19412465268 is an abundant number, since it is smaller than the sum of its proper divisors (32363220876).

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

19412465268 is a wasteful number, since it uses less digits than its factorization.

19412465268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40692 (or 40690 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The spelling of 19412465268 in words is "nineteen billion, four hundred twelve million, four hundred sixty-five thousand, two hundred sixty-eight".