126799189568 has 28 divisors (see below), whose sum is σ = 251760410880. Its totient is φ = 63363495552.

The previous prime is 126799189537. The next prime is 126799189571. The reversal of 126799189568 is 865981997621.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450596 + ... + 675747.

Almost surely, 2^126799189568 is an apocalyptic number.

It is an amenable number.

126799189568 is a deficient number, since it is larger than the sum of its proper divisors (124961221312).

126799189568 is a wasteful number, since it uses less digits than its factorization.

126799189568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128114 (or 1128104 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 71.

The spelling of 126799189568 in words is "one hundred twenty-six billion, seven hundred ninety-nine million, one hundred eighty-nine thousand, five hundred sixty-eight".