125500250452 has 6 divisors (see below), whose sum is σ = 219625438298. Its totient is φ = 62750125224.

The previous prime is 125500250443. The next prime is 125500250471. The reversal of 125500250452 is 254052005521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 98474205636 + 27026044816 = 313806^2 + 164396^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15687531303 + ... + 15687531310.

Almost surely, 2^125500250452 is an apocalyptic number.

It is an amenable number.

125500250452 is a deficient number, since it is larger than the sum of its proper divisors (94125187846).

125500250452 is a wasteful number, since it uses less digits than its factorization.

125500250452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31375062617 (or 31375062615 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

Adding to 125500250452 its reverse (254052005521), we get a palindrome (379552255973).

The spelling of 125500250452 in words is "one hundred twenty-five billion, five hundred million, two hundred fifty thousand, four hundred fifty-two".