8377678674 has 12 divisors (see below), whose sum is σ = 18151637166. Its totient is φ = 2792559552.

The previous prime is 8377678667. The next prime is 8377678679. The reversal of 8377678674 is 4768767738.

It can be written as a sum of positive squares in only one way, i.e., 5435375625 + 2942303049 = 73725^2 + 54243^2 .

It is not an unprimeable number, because it can be changed into a prime (8377678679) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 232713279 + ... + 232713314.

Almost surely, 2^8377678674 is an apocalyptic number.

8377678674 is an abundant number, since it is smaller than the sum of its proper divisors (9773958492).

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

8377678674 is a wasteful number, since it uses less digits than its factorization.

8377678674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465426601 (or 465426598 counting only the distinct ones).

The product of its digits is 66382848, while the sum is 63.

The square root of 8377678674 is about 91529.6600780315. The cubic root of 8377678674 is about 2030.9905358664.

The spelling of 8377678674 in words is "eight billion, three hundred seventy-seven million, six hundred seventy-eight thousand, six hundred seventy-four".