8982781064 has 8 divisors (see below), whose sum is σ = 16842714510. Its totient is φ = 4491390528.

The previous prime is 8982781037. The next prime is 8982781081. The reversal of 8982781064 is 4601872898.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7593728164 + 1389052900 = 87142^2 + 37270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 8982780997 and 8982781015.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561423809 + ... + 561423824.

Almost surely, 2^8982781064 is an apocalyptic number.

It is an amenable number.

8982781064 is a deficient number, since it is larger than the sum of its proper divisors (7859933446).

8982781064 is a wasteful number, since it uses less digits than its factorization.

8982781064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122847639 (or 1122847635 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 53.

The square root of 8982781064 is about 94777.5345954937. The cubic root of 8982781064 is about 2078.7564268926.

The spelling of 8982781064 in words is "eight billion, nine hundred eighty-two million, seven hundred eighty-one thousand, sixty-four".