126996934643041 has 32 divisors (see below), whose sum is σ = 135052181804160. Its totient is φ = 119081851370496.

The previous prime is 126996934642987. The next prime is 126996934643057. The reversal of 126996934643041 is 140346439699621.

It is a cyclic number.

It is not a de Polignac number, because 126996934643041 - 2⁴³ = 118200841620833 is a prime.

It is a super-2 number, since 2×126996934643041² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (126996934649041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11423664015 + ... + 11423675131.

It is an arithmetic number, because the mean of its divisors is an integer number (4220380681380).

Almost surely, 2^{126996934643041} is an apocalyptic number.

It is an amenable number.

126996934643041 is a deficient number, since it is larger than the sum of its proper divisors (8055247161119).

126996934643041 is a wasteful number, since it uses less digits than its factorization.

126996934643041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18193.

The product of its (nonzero) digits is 181398528, while the sum is 67.

The spelling of 126996934643041 in words is "one hundred twenty-six trillion, nine hundred ninety-six billion, nine hundred thirty-four million, six hundred forty-three thousand, forty-one".