126626379031 has 2 divisors, whose sum is σ = 126626379032. Its totient is φ = 126626379030.

The previous prime is 126626379001. The next prime is 126626379037. The reversal of 126626379031 is 130973626621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126626379031 - 2⁹ = 126626378519 is a prime.

It is a super-2 number, since 2×126626379031² (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 (126626379037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63313189515 + 63313189516.

It is an arithmetic number, because the mean of its divisors is an integer number (63313189516).

Almost surely, 2^126626379031 is an apocalyptic number.

126626379031 is a deficient number, since it is larger than the sum of its proper divisors (1).

126626379031 is an equidigital number, since it uses as much as digits as its factorization.

126626379031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 126626379031 in words is "one hundred twenty-six billion, six hundred twenty-six million, three hundred seventy-nine thousand, thirty-one".