1232453125444 has 48 divisors (see below), whose sum is σ = 2237319302400. Its totient is φ = 593337540096.

The previous prime is 1232453125439. The next prime is 1232453125457. The reversal of 1232453125444 is 4445213542321.

It is a junction number, because it is equal to n+sod(n) for n = 1232453125397 and 1232453125406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156657199 + ... + 156665065.

It is an arithmetic number, because the mean of its divisors is an integer number (46610818800).

Almost surely, 2^{1232453125444} is an apocalyptic number.

It is an amenable number.

1232453125444 is a deficient number, since it is larger than the sum of its proper divisors (1004866176956).

1232453125444 is a wasteful number, since it uses less digits than its factorization.

1232453125444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11452 (or 11450 counting only the distinct ones).

The product of its digits is 460800, while the sum is 40.

Adding to 1232453125444 its reverse (4445213542321), we get a palindrome (5677666667765).

The spelling of 1232453125444 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-three million, one hundred twenty-five thousand, four hundred forty-four".