126746354663 has 2 divisors, whose sum is σ = 126746354664. Its totient is φ = 126746354662.

The previous prime is 126746354639. The next prime is 126746354671. The reversal of 126746354663 is 366453647621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126746354663 - 2¹⁸ = 126746092519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126746357663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63373177331 + 63373177332.

It is an arithmetic number, because the mean of its divisors is an integer number (63373177332).

Almost surely, 2^126746354663 is an apocalyptic number.

126746354663 is a deficient number, since it is larger than the sum of its proper divisors (1).

126746354663 is an equidigital number, since it uses as much as digits as its factorization.

126746354663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 53.

The spelling of 126746354663 in words is "one hundred twenty-six billion, seven hundred forty-six million, three hundred fifty-four thousand, six hundred sixty-three".