126714244257 has 12 divisors (see below), whose sum is σ = 183049803300. Its totient is φ = 84467801088.

The previous prime is 126714244201. The next prime is 126714244289. The reversal of 126714244257 is 752442417621.

126714244257 is a `hidden beast` number, since 1 + 2 + 67 + 142 + 442 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42012290961 + 84701953296 = 204969^2 + 291036^2 .

It is not a de Polignac number, because 126714244257 - 2⁸ = 126714244001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126714244957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600132 + ... + 783317.

It is an arithmetic number, because the mean of its divisors is an integer number (15254150275).

Almost surely, 2^126714244257 is an apocalyptic number.

It is an amenable number.

126714244257 is a deficient number, since it is larger than the sum of its proper divisors (56335559043).

126714244257 is a wasteful number, since it uses less digits than its factorization.

126714244257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393632 (or 1393629 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The spelling of 126714244257 in words is "one hundred twenty-six billion, seven hundred fourteen million, two hundred forty-four thousand, two hundred fifty-seven".