125128046236 has 24 divisors (see below), whose sum is σ = 244057801680. Its totient is φ = 55784639232.

The previous prime is 125128046227. The next prime is 125128046273. The reversal of 125128046236 is 632640821521.

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 in 7 ways as a sum of consecutive naturals, for example, 48422875 + ... + 48425458.

It is an arithmetic number, because the mean of its divisors is an integer number (10169075070).

Almost surely, 2^125128046236 is an apocalyptic number.

It is an amenable number.

125128046236 is a deficient number, since it is larger than the sum of its proper divisors (118929755444).

125128046236 is a wasteful number, since it uses less digits than its factorization.

125128046236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96848373 (or 96848371 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

Adding to 125128046236 its reverse (632640821521), we get a palindrome (757768867757).

The spelling of 125128046236 in words is "one hundred twenty-five billion, one hundred twenty-eight million, forty-six thousand, two hundred thirty-six".