7986823896 has 16 divisors (see below), whose sum is σ = 19967059800. Its totient is φ = 2662274624.

The previous prime is 7986823877. The next prime is 7986823937. The reversal of 7986823896 is 6983286897.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166392141 + ... + 166392188.

Almost surely, 2^7986823896 is an apocalyptic number.

It is an amenable number.

7986823896 is an abundant number, since it is smaller than the sum of its proper divisors (11980235904).

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

7986823896 is a wasteful number, since it uses less digits than its factorization.

7986823896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332784338 (or 332784334 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 66.

The square root of 7986823896 is about 89369.0320860644. The cubic root of 7986823896 is about 1998.9013879696.

The spelling of 7986823896 in words is "seven billion, nine hundred eighty-six million, eight hundred twenty-three thousand, eight hundred ninety-six".