126338088623 has 2 divisors, whose sum is σ = 126338088624. Its totient is φ = 126338088622.

The previous prime is 126338088619. The next prime is 126338088649. The reversal of 126338088623 is 326880833621.

It is a weak prime.

It is an emirp because it is prime and its reverse (326880833621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126338088623 - 2² = 126338088619 is a prime.

It is a super-2 number, since 2×126338088623² (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 (126338088673) 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, 63169044311 + 63169044312.

It is an arithmetic number, because the mean of its divisors is an integer number (63169044312).

Almost surely, 2^126338088623 is an apocalyptic number.

126338088623 is a deficient number, since it is larger than the sum of its proper divisors (1).

126338088623 is an equidigital number, since it uses as much as digits as its factorization.

126338088623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 126338088623 in words is "one hundred twenty-six billion, three hundred thirty-eight million, eighty-eight thousand, six hundred twenty-three".