123122043652577 has 16 divisors (see below), whose sum is σ = 126502438181952. Its totient is φ = 119744437285440.

The previous prime is 123122043652523. The next prime is 123122043652589. The reversal of 123122043652577 is 775256340221321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123122043652577 - 2³⁰ = 123120969910753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123122043652277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886842827 + ... + 886981647.

It is an arithmetic number, because the mean of its divisors is an integer number (7906402386372).

Almost surely, 2^{123122043652577} is an apocalyptic number.

It is an amenable number.

123122043652577 is a deficient number, since it is larger than the sum of its proper divisors (3380394529375).

123122043652577 is a wasteful number, since it uses less digits than its factorization.

123122043652577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148688.

The product of its (nonzero) digits is 4233600, while the sum is 50.

Adding to 123122043652577 its reverse (775256340221321), we get a palindrome (898378383873898).

The spelling of 123122043652577 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, forty-three million, six hundred fifty-two thousand, five hundred seventy-seven".