123616262616321 has 8 divisors (see below), whose sum is σ = 166079864278944. Its totient is φ = 81781751348960.

The previous prime is 123616262616271. The next prime is 123616262616367.

123616262616321 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123616262616321 - 2¹³ = 123616262608129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123616262616521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157272598356 + ... + 157272599141.

It is an arithmetic number, because the mean of its divisors is an integer number (20759983034868).

Almost surely, 2^{123616262616321} is an apocalyptic number.

It is an amenable number.

123616262616321 is a deficient number, since it is larger than the sum of its proper divisors (42463601662623).

123616262616321 is a wasteful number, since it uses less digits than its factorization.

123616262616321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314545197631.

The product of its digits is 1119744, while the sum is 48.

The spelling of 123616262616321 in words is "one hundred twenty-three trillion, six hundred sixteen billion, two hundred sixty-two million, six hundred sixteen thousand, three hundred twenty-one".