125504204452044 has 48 divisors (see below), whose sum is σ = 319697924958720. Its totient is φ = 38003877432640.

The previous prime is 125504204452043. The next prime is 125504204452051. The reversal of 125504204452044 is 440254402405521.

It is a junction number, because it is equal to n+sod(n) for n = 125504204451987 and 125504204452005.

It is not an unprimeable number, because it can be changed into a prime (125504204452043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346064004 + ... + 346426475.

It is an arithmetic number, because the mean of its divisors is an integer number (6660373436640).

Almost surely, 2^{125504204452044} is an apocalyptic number.

It is an amenable number.

125504204452044 is an abundant number, since it is smaller than the sum of its proper divisors (194193720506676).

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

125504204452044 is a wasteful number, since it uses less digits than its factorization.

125504204452044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692491870 (or 692491868 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 42.

Adding to 125504204452044 its reverse (440254402405521), we get a palindrome (565758606857565).

The spelling of 125504204452044 in words is "one hundred twenty-five trillion, five hundred four billion, two hundred four million, four hundred fifty-two thousand, forty-four".