8676084778 has 16 divisors (see below), whose sum is σ = 13230731304. Its totient is φ = 4265876160.

The previous prime is 8676084719. The next prime is 8676084787. The reversal of 8676084778 is 8774806768.

It can be written as a sum of positive squares in 4 ways, for example, as 774119329 + 7901965449 = 27823^2 + 88893^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774876 + ... + 785992.

Almost surely, 2^8676084778 is an apocalyptic number.

8676084778 is a deficient number, since it is larger than the sum of its proper divisors (4554646526).

8676084778 is a wasteful number, since it uses less digits than its factorization.

8676084778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17577.

The product of its (nonzero) digits is 25288704, while the sum is 61.

The square root of 8676084778 is about 93145.5032623690. The cubic root of 8676084778 is about 2054.8238396797.

The spelling of 8676084778 in words is "eight billion, six hundred seventy-six million, eighty-four thousand, seven hundred seventy-eight".