19200921304 has 16 divisors (see below), whose sum is σ = 36040494600. Its totient is φ = 9590122752.

The previous prime is 19200921301. The next prime is 19200921307. The reversal of 19200921304 is 40312900291.

It is an interprime number because it is at equal distance from previous prime (19200921301) and next prime (19200921307).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19200921301) 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 3 ways as a sum of consecutive naturals, for example, 1284342 + ... + 1299205.

Almost surely, 2^19200921304 is an apocalyptic number.

It is an amenable number.

19200921304 is a deficient number, since it is larger than the sum of its proper divisors (16839573296).

19200921304 is a wasteful number, since it uses less digits than its factorization.

19200921304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584482 (or 2584478 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 19200921304 in words is "nineteen billion, two hundred million, nine hundred twenty-one thousand, three hundred four".