8518828077 has 20 divisors (see below), whose sum is σ = 12740273436. Its totient is φ = 5672695680.

The previous prime is 8518828057. The next prime is 8518828127. The reversal of 8518828077 is 7708288158.

It can be written as a sum of positive squares in 2 ways, for example, as 5005421001 + 3513407076 = 70749^2 + 59274^2 .

It is not a de Polignac number, because 8518828077 - 2¹⁵ = 8518795309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8518828037) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11077 + ... + 130997.

Almost surely, 2^8518828077 is an apocalyptic number.

It is an amenable number.

8518828077 is a deficient number, since it is larger than the sum of its proper divisors (4221445359).

8518828077 is a wasteful number, since it uses less digits than its factorization.

8518828077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120810 (or 120801 counting only the distinct ones).

The product of its (nonzero) digits is 2007040, while the sum is 54.

The square root of 8518828077 is about 92297.4976746390. The cubic root of 8518828077 is about 2042.3332969160. Note that the first 3 decimals are identical.

The spelling of 8518828077 in words is "eight billion, five hundred eighteen million, eight hundred twenty-eight thousand, seventy-seven".