19346413928 has 32 divisors (see below), whose sum is σ = 38418016800. Its totient is φ = 9107857728.

The previous prime is 19346413907. The next prime is 19346413943. The reversal of 19346413928 is 82931464391.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365651 + ... + 415202.

It is an arithmetic number, because the mean of its divisors is an integer number (1200563025).

Almost surely, 2^19346413928 is an apocalyptic number.

It is an amenable number.

19346413928 is a deficient number, since it is larger than the sum of its proper divisors (19071602872).

19346413928 is a wasteful number, since it uses less digits than its factorization.

19346413928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781041 (or 781037 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The spelling of 19346413928 in words is "nineteen billion, three hundred forty-six million, four hundred thirteen thousand, nine hundred twenty-eight".