125445244136 has 16 divisors (see below), whose sum is σ = 249045705540. Its totient is φ = 59033056000.

The previous prime is 125445244129. The next prime is 125445244151. The reversal of 125445244136 is 631442544521.

125445244136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 124503122500 + 942121636 = 352850^2 + 30694^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125445244093 and 125445244102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461195615 + ... + 461195886.

Almost surely, 2^125445244136 is an apocalyptic number.

It is an amenable number.

125445244136 is a deficient number, since it is larger than the sum of its proper divisors (123600461404).

125445244136 is a wasteful number, since it uses less digits than its factorization.

125445244136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922391524 (or 922391520 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

Adding to 125445244136 its reverse (631442544521), we get a palindrome (756887788657).

The spelling of 125445244136 in words is "one hundred twenty-five billion, four hundred forty-five million, two hundred forty-four thousand, one hundred thirty-six".