23992581406 has 16 divisors (see below), whose sum is σ = 38124270864. Its totient is φ = 11285172864.

The previous prime is 23992581391. The next prime is 23992581419. The reversal of 23992581406 is 60418529932.

It is a self number, because there is not a number n which added to its sum of digits gives 23992581406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98565 + ... + 240208.

It is an arithmetic number, because the mean of its divisors is an integer number (2382766929).

Almost surely, 2^23992581406 is an apocalyptic number.

23992581406 is a deficient number, since it is larger than the sum of its proper divisors (14131689458).

23992581406 is a wasteful number, since it uses less digits than its factorization.

23992581406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340875.

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 23992581406 in words is "twenty-three billion, nine hundred ninety-two million, five hundred eighty-one thousand, four hundred six".