7825984444 has 12 divisors (see below), whose sum is σ = 13836663904. Its totient is φ = 3872651904.

The previous prime is 7825984433. The next prime is 7825984469. The reversal of 7825984444 is 4444895287.

It is a super-2 number, since 2×7825984444² (a number of 21 digits) 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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10084644 + ... + 10085419.

Almost surely, 2^7825984444 is an apocalyptic number.

It is an amenable number.

7825984444 is a deficient number, since it is larger than the sum of its proper divisors (6010679460).

7825984444 is a wasteful number, since it uses less digits than its factorization.

7825984444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20170164 (or 20170162 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 55.

The square root of 7825984444 is about 88464.5942962494. The cubic root of 7825984444 is about 1985.3922705435.

The spelling of 7825984444 in words is "seven billion, eight hundred twenty-five million, nine hundred eighty-four thousand, four hundred forty-four".