8040889782 has 24 divisors (see below), whose sum is σ = 17432751960. Its totient is φ = 2678631360.

The previous prime is 8040889777. The next prime is 8040889819. The reversal of 8040889782 is 2879880408.

8040889782 is a `hidden beast` number, since 80 + 408 + 89 + 7 + 82 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108819 + ... + 167102.

It is an arithmetic number, because the mean of its divisors is an integer number (726364665).

Almost surely, 2^8040889782 is an apocalyptic number.

8040889782 is an abundant number, since it is smaller than the sum of its proper divisors (9391862178).

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

8040889782 is a wasteful number, since it uses less digits than its factorization.

8040889782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277548 (or 277545 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 54.

The square root of 8040889782 is about 89671.0085925211. The cubic root of 8040889782 is about 2003.4016927962.

The spelling of 8040889782 in words is "eight billion, forty million, eight hundred eighty-nine thousand, seven hundred eighty-two".