123545035225225 has 24 divisors (see below), whose sum is σ = 157293550193472. Its totient is φ = 96208036075200.

The previous prime is 123545035225211. The next prime is 123545035225231. The reversal of 123545035225225 is 522522530545321.

It is not a de Polignac number, because 123545035225225 - 2¹⁹ = 123545034700937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195803821 + ... + 196433770.

It is an arithmetic number, because the mean of its divisors is an integer number (6553897924728).

Almost surely, 2^{123545035225225} is an apocalyptic number.

It is an amenable number.

123545035225225 is a deficient number, since it is larger than the sum of its proper divisors (33748514968247).

123545035225225 is a wasteful number, since it uses less digits than its factorization.

123545035225225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392237937 (or 392237932 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 123545035225225 in words is "one hundred twenty-three trillion, five hundred forty-five billion, thirty-five million, two hundred twenty-five thousand, two hundred twenty-five".