126566345241 has 12 divisors (see below), whose sum is σ = 208934919232. Its totient is φ = 72323625816.

The previous prime is 126566345207. The next prime is 126566345281. The reversal of 126566345241 is 142543665621.

126566345241 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 6 + 634 + 5 + 2 + 4 + 1 = 666.

It is not a de Polignac number, because 126566345241 - 2¹³ = 126566337049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126566345281) 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, 1004494741 + ... + 1004494866.

Almost surely, 2^126566345241 is an apocalyptic number.

It is an amenable number.

126566345241 is a deficient number, since it is larger than the sum of its proper divisors (82368573991).

126566345241 is a wasteful number, since it uses less digits than its factorization.

126566345241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008989620 (or 2008989617 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 126566345241 in words is "one hundred twenty-six billion, five hundred sixty-six million, three hundred forty-five thousand, two hundred forty-one".