123354220054051 has 64 divisors (see below), whose sum is σ = 145117331251200. Its totient is φ = 102687223481856.

The previous prime is 123354220054007. The next prime is 123354220054081. The reversal of 123354220054051 is 150450022453321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123354220054051 - 2²⁷ = 123354085836323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123354220054051.

It is not an unprimeable number, because it can be changed into a prime (123354220054081) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4644872065 + ... + 4644898621.

It is an arithmetic number, because the mean of its divisors is an integer number (2267458300800).

Almost surely, 2^{123354220054051} is an apocalyptic number.

123354220054051 is a deficient number, since it is larger than the sum of its proper divisors (21763111197149).

123354220054051 is a wasteful number, since it uses less digits than its factorization.

123354220054051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27308.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 123354220054051 in words is "one hundred twenty-three trillion, three hundred fifty-four billion, two hundred twenty million, fifty-four thousand, fifty-one".