126512057074 has 8 divisors (see below), whose sum is σ = 204365630700. Its totient is φ = 58390180176.

The previous prime is 126512057059. The next prime is 126512057173. The reversal of 126512057074 is 470750215621.

It can be written as a sum of positive squares in 2 ways, for example, as 126100981449 + 411075625 = 355107^2 + 20275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2432924149 + ... + 2432924200.

Almost surely, 2^126512057074 is an apocalyptic number.

126512057074 is a deficient number, since it is larger than the sum of its proper divisors (77853573626).

126512057074 is a wasteful number, since it uses less digits than its factorization.

126512057074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865848364.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 126512057074 in words is "one hundred twenty-six billion, five hundred twelve million, fifty-seven thousand, seventy-four".