125536230140 has 24 divisors (see below), whose sum is σ = 269235150912. Its totient is φ = 49146098240.

The previous prime is 125536230139. The next prime is 125536230143. The reversal of 125536230140 is 41032635521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125536230097 and 125536230106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125536230143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66773651 + ... + 66775530.

It is an arithmetic number, because the mean of its divisors is an integer number (11218131288).

Almost surely, 2^125536230140 is an apocalyptic number.

125536230140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125536230140 is an abundant number, since it is smaller than the sum of its proper divisors (143698920772).

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

125536230140 is a wasteful number, since it uses less digits than its factorization.

125536230140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133549237 (or 133549235 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 125536230140 its reverse (41032635521), we get a palindrome (166568865661).

The spelling of 125536230140 in words is "one hundred twenty-five billion, five hundred thirty-six million, two hundred thirty thousand, one hundred forty".