125532140412 has 96 divisors (see below), whose sum is σ = 340084498432. Its totient is φ = 35296088256.

The previous prime is 125532140407. The next prime is 125532140449. The reversal of 125532140412 is 214041235521.

It is a self number, because there is not a number n which added to its sum of digits gives 125532140412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5972073 + ... + 5993055.

Almost surely, 2^125532140412 is an apocalyptic number.

125532140412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125532140412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170042249216).

125532140412 is an abundant number, since it is smaller than the sum of its proper divisors (214552358020).

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

125532140412 is a wasteful number, since it uses less digits than its factorization.

125532140412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22127 (or 22125 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 125532140412 its reverse (214041235521), we get a palindrome (339573375933).

The spelling of 125532140412 in words is "one hundred twenty-five billion, five hundred thirty-two million, one hundred forty thousand, four hundred twelve".