12568901446 has 16 divisors (see below), whose sum is σ = 18926968320. Its totient is φ = 6259949640.

The previous prime is 12568901347. The next prime is 12568901473. The reversal of 12568901446 is 64410986521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12568901396 and 12568901405.

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, 712351 + ... + 729781.

It is an arithmetic number, because the mean of its divisors is an integer number (1182935520).

Almost surely, 2^12568901446 is an apocalyptic number.

12568901446 is a deficient number, since it is larger than the sum of its proper divisors (6358066874).

12568901446 is a wasteful number, since it uses less digits than its factorization.

12568901446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18819.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 12568901446 in words is "twelve billion, five hundred sixty-eight million, nine hundred one thousand, four hundred forty-six".