123125424452 has 48 divisors (see below), whose sum is σ = 230189807232. Its totient is φ = 57485809920.

The previous prime is 123125424449. The next prime is 123125424469. The reversal of 123125424452 is 254424521321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8462528 + ... + 8477064.

It is an arithmetic number, because the mean of its divisors is an integer number (4795620984).

Almost surely, 2^123125424452 is an apocalyptic number.

It is an amenable number.

123125424452 is a deficient number, since it is larger than the sum of its proper divisors (107064382780).

123125424452 is a wasteful number, since it uses less digits than its factorization.

123125424452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16748 (or 16746 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

Adding to 123125424452 its reverse (254424521321), we get a palindrome (377549945773).

The spelling of 123125424452 in words is "one hundred twenty-three billion, one hundred twenty-five million, four hundred twenty-four thousand, four hundred fifty-two".