625064133 has 32 divisors (see below), whose sum is σ = 864444672. Its totient is φ = 401587200.

The previous prime is 625064131. The next prime is 625064137. The reversal of 625064133 is 331460526.

It is not a de Polignac number, because 625064133 - 2¹ = 625064131 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 625064133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625064131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3453303 + ... + 3453483.

It is an arithmetic number, because the mean of its divisors is an integer number (27013896).

Almost surely, 2^625064133 is an apocalyptic number.

It is an amenable number.

625064133 is a deficient number, since it is larger than the sum of its proper divisors (239380539).

625064133 is a wasteful number, since it uses less digits than its factorization.

625064133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 625064133 is about 25001.2826270974. The cubic root of 625064133 is about 855.0172165748.

The spelling of 625064133 in words is "six hundred twenty-five million, sixty-four thousand, one hundred thirty-three".