126766957327 has 2 divisors, whose sum is σ = 126766957328. Its totient is φ = 126766957326.

The previous prime is 126766957283. The next prime is 126766957417. The reversal of 126766957327 is 723759667621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126766957327 - 2⁷ = 126766957199 is a prime.

It is a super-2 number, since 2×126766957327² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126766957027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63383478663 + 63383478664.

It is an arithmetic number, because the mean of its divisors is an integer number (63383478664).

Almost surely, 2^126766957327 is an apocalyptic number.

126766957327 is a deficient number, since it is larger than the sum of its proper divisors (1).

126766957327 is an equidigital number, since it uses as much as digits as its factorization.

126766957327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40007520, while the sum is 61.

The spelling of 126766957327 in words is "one hundred twenty-six billion, seven hundred sixty-six million, nine hundred fifty-seven thousand, three hundred twenty-seven".