19925692924768 has 12 divisors (see below), whose sum is σ = 39228707945700. Its totient is φ = 9962846462368.

The previous prime is 19925692924759. The next prime is 19925692924777. The reversal of 19925692924768 is 86742929652991.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19925692924759) and next prime (19925692924777).

It is a super-3 number, since 3×19925692924768³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311338951918 + ... + 311338951981.

It is an arithmetic number, because the mean of its divisors is an integer number (3269058995475).

Almost surely, 2^{19925692924768} is an apocalyptic number.

It is an amenable number.

19925692924768 is a deficient number, since it is larger than the sum of its proper divisors (19303015020932).

19925692924768 is an equidigital number, since it uses as much as digits as its factorization.

19925692924768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622677903909 (or 622677903901 counting only the distinct ones).

The product of its digits is 2116316160, while the sum is 79.

The spelling of 19925692924768 in words is "nineteen trillion, nine hundred twenty-five billion, six hundred ninety-two million, nine hundred twenty-four thousand, seven hundred sixty-eight".