126944377732027 has 2 divisors, whose sum is σ = 126944377732028. Its totient is φ = 126944377732026.

The previous prime is 126944377732021. The next prime is 126944377732091. The reversal of 126944377732027 is 720237773449621.

It is a happy number.

It is an a-pointer prime, because the next prime (126944377732091) can be obtained adding 126944377732027 to its sum of digits (64).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126944377732027 - 2¹¹ = 126944377729979 is a prime.

It is a super-2 number, since 2×126944377732027² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126944377732027.

It is not a weakly prime, because it can be changed into another prime (126944377732021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63472188866013 + 63472188866014.

It is an arithmetic number, because the mean of its divisors is an integer number (63472188866014).

Almost surely, 2^{126944377732027} is an apocalyptic number.

126944377732027 is a deficient number, since it is larger than the sum of its proper divisors (1).

126944377732027 is an equidigital number, since it uses as much as digits as its factorization.

126944377732027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 149361408, while the sum is 64.

The spelling of 126944377732027 in words is "one hundred twenty-six trillion, nine hundred forty-four billion, three hundred seventy-seven million, seven hundred thirty-two thousand, twenty-seven".