123616133433553 has 16 divisors (see below), whose sum is σ = 130347833616000. Its totient is φ = 117002696279040.

The previous prime is 123616133433547. The next prime is 123616133433571. The reversal of 123616133433553 is 355334331616321.

It is a cyclic number.

It is not a de Polignac number, because 123616133433553 - 2⁹ = 123616133433041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123616133433497 and 123616133433506.

It is not an unprimeable number, because it can be changed into a prime (123616133463553) 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, 57727248 + ... + 59830321.

It is an arithmetic number, because the mean of its divisors is an integer number (8146739601000).

Almost surely, 2^{123616133433553} is an apocalyptic number.

It is an amenable number.

123616133433553 is a deficient number, since it is larger than the sum of its proper divisors (6731700182447).

123616133433553 is a wasteful number, since it uses less digits than its factorization.

123616133433553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117558072.

The product of its digits is 5248800, while the sum is 49.

The spelling of 123616133433553 in words is "one hundred twenty-three trillion, six hundred sixteen billion, one hundred thirty-three million, four hundred thirty-three thousand, five hundred fifty-three".