19992282704 has 20 divisors (see below), whose sum is σ = 38748591360. Its totient is φ = 9992646240.

The previous prime is 19992282647. The next prime is 19992282707. The reversal of 19992282704 is 40728229991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19992282707) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 170942 + ... + 263069.

It is an arithmetic number, because the mean of its divisors is an integer number (1937429568).

Almost surely, 2^19992282704 is an apocalyptic number.

It is an amenable number.

19992282704 is a deficient number, since it is larger than the sum of its proper divisors (18756308656).

19992282704 is a wasteful number, since it uses less digits than its factorization.

19992282704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436898 (or 436892 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 19992282704 in words is "nineteen billion, nine hundred ninety-two million, two hundred eighty-two thousand, seven hundred four".