125504003424 has 48 divisors (see below), whose sum is σ = 340808292720. Its totient is φ = 40392092160.

The previous prime is 125504003413. The next prime is 125504003431. The reversal of 125504003424 is 424300405521.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 125504003391 and 125504003400.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 22537447 + ... + 22543014.

It is an arithmetic number, because the mean of its divisors is an integer number (7100172765).

Almost surely, 2^125504003424 is an apocalyptic number.

It is an amenable number.

125504003424 is an abundant number, since it is smaller than the sum of its proper divisors (215304289296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125504003424 is a wasteful number, since it uses less digits than its factorization.

125504003424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45080503 (or 45080495 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 125504003424 its reverse (424300405521), we get a palindrome (549804408945).

The spelling of 125504003424 in words is "one hundred twenty-five billion, five hundred four million, three thousand, four hundred twenty-four".