123502224400445 has 64 divisors (see below), whose sum is σ = 170373998868480. Its totient is φ = 85114761139200.

The previous prime is 123502224400427. The next prime is 123502224400447. The reversal of 123502224400445 is 544004422205321.

It is not a de Polignac number, because 123502224400445 - 2¹⁸ = 123502224138301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123502224400399 and 123502224400408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123502224400447) 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, 44653247 + ... + 47338323.

It is an arithmetic number, because the mean of its divisors is an integer number (2662093732320).

Almost surely, 2^{123502224400445} is an apocalyptic number.

It is an amenable number.

123502224400445 is a deficient number, since it is larger than the sum of its proper divisors (46871774468035).

123502224400445 is a wasteful number, since it uses less digits than its factorization.

123502224400445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685686.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 123502224400445 its reverse (544004422205321), we get a palindrome (667506646605766).

The spelling of 123502224400445 in words is "one hundred twenty-three trillion, five hundred two billion, two hundred twenty-four million, four hundred thousand, four hundred forty-five".