19273485913 has 8 divisors (see below), whose sum is σ = 21035412576. Its totient is φ = 17513191200.

The previous prime is 19273485901. The next prime is 19273485941. The reversal of 19273485913 is 31958437291.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 19273485913 - 2⁹ = 19273485401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19273485953) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 383223 + ... + 430588.

It is an arithmetic number, because the mean of its divisors is an integer number (2629426572).

Almost surely, 2^19273485913 is an apocalyptic number.

It is an amenable number.

19273485913 is a deficient number, since it is larger than the sum of its proper divisors (1761926663).

19273485913 is a wasteful number, since it uses less digits than its factorization.

19273485913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815975.

The product of its digits is 1632960, while the sum is 52.

The spelling of 19273485913 in words is "nineteen billion, two hundred seventy-three million, four hundred eighty-five thousand, nine hundred thirteen".