125726064 has 20 divisors (see below), whose sum is σ = 324792456. Its totient is φ = 41908672.

The previous prime is 125726057. The next prime is 125726077. The reversal of 125726064 is 460627521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1309599 + ... + 1309694.

Almost surely, 2^125726064 is an apocalyptic number.

It is an amenable number.

125726064 is an abundant number, since it is smaller than the sum of its proper divisors (199066392).

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

125726064 is a wasteful number, since it uses less digits than its factorization.

125726064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619304 (or 2619298 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 125726064 is about 11212.7634417212. The cubic root of 125726064 is about 500.9662169801.

The spelling of 125726064 in words is "one hundred twenty-five million, seven hundred twenty-six thousand, sixty-four".