126387762623 has 2 divisors, whose sum is σ = 126387762624. Its totient is φ = 126387762622.

The previous prime is 126387762563. The next prime is 126387762647. The reversal of 126387762623 is 326267783621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126387762623 - 2¹⁴ = 126387746239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126387762673) 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, 63193881311 + 63193881312.

It is an arithmetic number, because the mean of its divisors is an integer number (63193881312).

Almost surely, 2^126387762623 is an apocalyptic number.

126387762623 is a deficient number, since it is larger than the sum of its proper divisors (1).

126387762623 is an equidigital number, since it uses as much as digits as its factorization.

126387762623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 53.

The spelling of 126387762623 in words is "one hundred twenty-six billion, three hundred eighty-seven million, seven hundred sixty-two thousand, six hundred twenty-three".