125523521423050 has 96 divisors (see below), whose sum is σ = 242797161348720. Its totient is φ = 48222713548800.

The previous prime is 125523521423033. The next prime is 125523521423057. The reversal of 125523521423050 is 50324125325521.

It can be written as a sum of positive squares in 24 ways, for example, as 3063336557121 + 122460184865929 = 1750239^2 + 11066173^2 .

It is a super-3 number, since 3×125523521423050³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125523521422994 and 125523521423012.

It is not an unprimeable number, because it can be changed into a prime (125523521423057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1594173282 + ... + 1594252018.

Almost surely, 2^{125523521423050} is an apocalyptic number.

125523521423050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125523521423050 is a deficient number, since it is larger than the sum of its proper divisors (117273639925670).

125523521423050 is a wasteful number, since it uses less digits than its factorization.

125523521423050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84556 (or 84551 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 125523521423050 its reverse (50324125325521), we get a palindrome (175847646748571).

The spelling of 125523521423050 in words is "one hundred twenty-five trillion, five hundred twenty-three billion, five hundred twenty-one million, four hundred twenty-three thousand, fifty".