6610040325 has 72 divisors (see below), whose sum is σ = 13997318400. Its totient is φ = 2917514880.

The previous prime is 6610040299. The next prime is 6610040399. The reversal of 6610040325 is 5230400166.

6610040325 is a `hidden beast` number, since 6 + 610 + 0 + 40 + 3 + 2 + 5 = 666.

It is not a de Polignac number, because 6610040325 - 2⁵ = 6610040293 is a prime.

It is a super-2 number, since 2×6610040325² = 87385266196252211250, which contains 22 as substring.

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 71 ways as a sum of consecutive naturals, for example, 26685 + ... + 118034.

It is an arithmetic number, because the mean of its divisors is an integer number (194407200).

Almost surely, 2^6610040325 is an apocalyptic number.

It is an amenable number.

6610040325 is an abundant number, since it is smaller than the sum of its proper divisors (7387278075).

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

6610040325 is a wasteful number, since it uses less digits than its factorization.

6610040325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144771 (or 144763 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 6610040325 is about 81302.1544917476. The cubic root of 6610040325 is about 1876.7281560316.

The spelling of 6610040325 in words is "six billion, six hundred ten million, forty thousand, three hundred twenty-five".