8072561116 has 6 divisors (see below), whose sum is σ = 14126981960. Its totient is φ = 4036280556.

The previous prime is 8072561111. The next prime is 8072561131. The reversal of 8072561116 is 6111652708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8072561111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009070136 + ... + 1009070143.

Almost surely, 2^8072561116 is an apocalyptic number.

It is an amenable number.

8072561116 is a deficient number, since it is larger than the sum of its proper divisors (6054420844).

8072561116 is a wasteful number, since it uses less digits than its factorization.

8072561116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018140283 (or 2018140281 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 8072561116 is about 89847.4324396641. The cubic root of 8072561116 is about 2006.0285695827.

The spelling of 8072561116 in words is "eight billion, seventy-two million, five hundred sixty-one thousand, one hundred sixteen".