123826932318625 has 8 divisors (see below), whose sum is σ = 154536011533800. Its totient is φ = 99061545854800.

The previous prime is 123826932318563. The next prime is 123826932318631. The reversal of 123826932318625 is 526813239628321.

It can be written as a sum of positive squares in 4 ways, for example, as 31788927119889 + 92038005198736 = 5638167^2 + 9593644^2 .

It is not a de Polignac number, because 123826932318625 - 2²⁵ = 123826898764193 is a prime.

It is a super-3 number, since 3×123826932318625³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495307729150 + ... + 495307729399.

It is an arithmetic number, because the mean of its divisors is an integer number (19317001441725).

Almost surely, 2^{123826932318625} is an apocalyptic number.

It is an amenable number.

123826932318625 is a deficient number, since it is larger than the sum of its proper divisors (30709079215175).

123826932318625 is an frugal number, since it uses more digits than its factorization.

123826932318625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990615458564 (or 990615458554 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 61.

The spelling of 123826932318625 in words is "one hundred twenty-three trillion, eight hundred twenty-six billion, nine hundred thirty-two million, three hundred eighteen thousand, six hundred twenty-five".