7828328325 has 12 divisors (see below), whose sum is σ = 12942836288. Its totient is φ = 4175108400.

The previous prime is 7828328293. The next prime is 7828328327. The reversal of 7828328325 is 5238238287.

7828328325 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7828328325 - 2⁵ = 7828328293 is a prime.

It is a super-2 number, since 2×7828328325² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7828328327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52188781 + ... + 52188930.

Almost surely, 2^7828328325 is an apocalyptic number.

7828328325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7828328325 is a deficient number, since it is larger than the sum of its proper divisors (5114507963).

7828328325 is a wasteful number, since it uses less digits than its factorization.

7828328325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104377724 (or 104377719 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 48.

The square root of 7828328325 is about 88477.8408699037. The cubic root of 7828328325 is about 1985.5904589740.

The spelling of 7828328325 in words is "seven billion, eight hundred twenty-eight million, three hundred twenty-eight thousand, three hundred twenty-five".