125014521445012 has 24 divisors (see below), whose sum is σ = 219132055699200. Its totient is φ = 62405364584640.

The previous prime is 125014521444907. The next prime is 125014521445049. The reversal of 125014521445012 is 210544125410521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393464989 + ... + 393782587.

It is an arithmetic number, because the mean of its divisors is an integer number (9130502320800).

Almost surely, 2^{125014521445012} is an apocalyptic number.

It is an amenable number.

125014521445012 is a deficient number, since it is larger than the sum of its proper divisors (94117534254188).

125014521445012 is a wasteful number, since it uses less digits than its factorization.

125014521445012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477711 (or 477709 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

Adding to 125014521445012 its reverse (210544125410521), we get a palindrome (335558646855533).

The spelling of 125014521445012 in words is "one hundred twenty-five trillion, fourteen billion, five hundred twenty-one million, four hundred forty-five thousand, twelve".