126322635679 has 2 divisors, whose sum is σ = 126322635680. Its totient is φ = 126322635678.

The previous prime is 126322635631. The next prime is 126322635697. The reversal of 126322635679 is 976536223621.

Together with next prime (126322635697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126322635679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126322635629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63161317839 + 63161317840.

It is an arithmetic number, because the mean of its divisors is an integer number (63161317840).

Almost surely, 2^126322635679 is an apocalyptic number.

126322635679 is a deficient number, since it is larger than the sum of its proper divisors (1).

126322635679 is an equidigital number, since it uses as much as digits as its factorization.

126322635679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 52.

The spelling of 126322635679 in words is "one hundred twenty-six billion, three hundred twenty-two million, six hundred thirty-five thousand, six hundred seventy-nine".