125625523423422 has 128 divisors (see below), whose sum is σ = 293438775168000. Its totient is φ = 35433143654400.

The previous prime is 125625523423381. The next prime is 125625523423453. The reversal of 125625523423422 is 224324325526521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36643047 + ... + 39924477.

It is an arithmetic number, because the mean of its divisors is an integer number (2292490431000).

Almost surely, 2^{125625523423422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125625523423422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146719387584000).

125625523423422 is an abundant number, since it is smaller than the sum of its proper divisors (167813251744578).

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

125625523423422 is a wasteful number, since it uses less digits than its factorization.

125625523423422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281842.

The product of its digits is 6912000, while the sum is 48.

Adding to 125625523423422 its reverse (224324325526521), we get a palindrome (349949848949943).

The spelling of 125625523423422 in words is "one hundred twenty-five trillion, six hundred twenty-five billion, five hundred twenty-three million, four hundred twenty-three thousand, four hundred twenty-two".