123164212895484 has 12 divisors (see below), whose sum is σ = 287383163422824. Its totient is φ = 41054737631824.

The previous prime is 123164212895459. The next prime is 123164212895497. The reversal of 123164212895484 is 484598212461321.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5131842203967 + ... + 5131842203990.

It is an arithmetic number, because the mean of its divisors is an integer number (23948596951902).

Almost surely, 2^{123164212895484} is an apocalyptic number.

It is an amenable number.

123164212895484 is an abundant number, since it is smaller than the sum of its proper divisors (164218950527340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123164212895484 is a wasteful number, since it uses less digits than its factorization.

123164212895484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10263684407964 (or 10263684407962 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 60.

The spelling of 123164212895484 in words is "one hundred twenty-three trillion, one hundred sixty-four billion, two hundred twelve million, eight hundred ninety-five thousand, four hundred eighty-four".