126431671307011 has 48 divisors (see below), whose sum is σ = 152153846627328. Its totient is φ = 104679447465600.

The previous prime is 126431671306939. The next prime is 126431671307041. The reversal of 126431671307011 is 110703176134621.

It is not a de Polignac number, because 126431671307011 - 2⁴³ = 117635578284803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126431671307041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1082376736 + ... + 1082493538.

It is an arithmetic number, because the mean of its divisors is an integer number (3169871804736).

Almost surely, 2^{126431671307011} is an apocalyptic number.

126431671307011 is a deficient number, since it is larger than the sum of its proper divisors (25722175320317).

126431671307011 is a wasteful number, since it uses less digits than its factorization.

126431671307011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122192 (or 122185 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 126431671307011 in words is "one hundred twenty-six trillion, four hundred thirty-one billion, six hundred seventy-one million, three hundred seven thousand, eleven".