123769622592017 has 2 divisors, whose sum is σ = 123769622592018. Its totient is φ = 123769622592016.

The previous prime is 123769622591987. The next prime is 123769622592131. The reversal of 123769622592017 is 710295226967321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67395414099841 + 56374208492176 = 8209471^2 + 7508276^2 .

It is a cyclic number.

It is not a de Polignac number, because 123769622592017 - 2²² = 123769618397713 is a prime.

It is not a weakly prime, because it can be changed into another prime (123769622492017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61884811296008 + 61884811296009.

It is an arithmetic number, because the mean of its divisors is an integer number (61884811296009).

Almost surely, 2^{123769622592017} is an apocalyptic number.

It is an amenable number.

123769622592017 is a deficient number, since it is larger than the sum of its proper divisors (1).

123769622592017 is an equidigital number, since it uses as much as digits as its factorization.

123769622592017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 123769622592017 in words is "one hundred twenty-three trillion, seven hundred sixty-nine billion, six hundred twenty-two million, five hundred ninety-two thousand, seventeen".