125828449206 has 16 divisors (see below), whose sum is σ = 257794872048. Its totient is φ = 40919820800.

The previous prime is 125828449163. The next prime is 125828449217. The reversal of 125828449206 is 602944828521.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 255748635 + ... + 255749126.

It is an arithmetic number, because the mean of its divisors is an integer number (16112179503).

Almost surely, 2^125828449206 is an apocalyptic number.

125828449206 is an abundant number, since it is smaller than the sum of its proper divisors (131966422842).

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

125828449206 is a wasteful number, since it uses less digits than its factorization.

125828449206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511497807.

The product of its (nonzero) digits is 2211840, while the sum is 51.

The spelling of 125828449206 in words is "one hundred twenty-five billion, eight hundred twenty-eight million, four hundred forty-nine thousand, two hundred six".