123225154345025 has 12 divisors (see below), whose sum is σ = 156050238014592. Its totient is φ = 96482674039440.

The previous prime is 123225154344937. The next prime is 123225154345039. The reversal of 123225154345025 is 520543451522321.

It is not a de Polignac number, because 123225154345025 - 2¹⁴ = 123225154328641 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 52436234717 + ... + 52436237066.

It is an arithmetic number, because the mean of its divisors is an integer number (13004186501216).

Almost surely, 2^{123225154345025} is an apocalyptic number.

It is an amenable number.

123225154345025 is a deficient number, since it is larger than the sum of its proper divisors (32825083669567).

123225154345025 is a wasteful number, since it uses less digits than its factorization.

123225154345025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104872471840 (or 104872471835 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 123225154345025 in words is "one hundred twenty-three trillion, two hundred twenty-five billion, one hundred fifty-four million, three hundred forty-five thousand, twenty-five".