123616133433547 has 2 divisors, whose sum is σ = 123616133433548. Its totient is φ = 123616133433546.

The previous prime is 123616133433511. The next prime is 123616133433571. The reversal of 123616133433547 is 745334331616321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123616133433547 - 2⁴³ = 114820040411339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123616133433494 and 123616133433503.

It is not a weakly prime, because it can be changed into another prime (123616133433587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61808066716773 + 61808066716774.

It is an arithmetic number, because the mean of its divisors is an integer number (61808066716774).

Almost surely, 2^{123616133433547} is an apocalyptic number.

123616133433547 is a deficient number, since it is larger than the sum of its proper divisors (1).

123616133433547 is an equidigital number, since it uses as much as digits as its factorization.

123616133433547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 52.

The spelling of 123616133433547 in words is "one hundred twenty-three trillion, six hundred sixteen billion, one hundred thirty-three million, four hundred thirty-three thousand, five hundred forty-seven".