8465566018 has 16 divisors (see below), whose sum is σ = 15628737600. Its totient is φ = 3349015056.

The previous prime is 8465566013. The next prime is 8465566037. The reversal of 8465566018 is 8106655648.

It is not an unprimeable number, because it can be changed into a prime (8465566013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23256868 + ... + 23257231.

It is an arithmetic number, because the mean of its divisors is an integer number (976796100).

Almost surely, 2^8465566018 is an apocalyptic number.

8465566018 is a deficient number, since it is larger than the sum of its proper divisors (7163171582).

8465566018 is a wasteful number, since it uses less digits than its factorization.

8465566018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46514121.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The square root of 8465566018 is about 92008.5105737507. The cubic root of 8465566018 is about 2038.0679851661.

The spelling of 8465566018 in words is "eight billion, four hundred sixty-five million, five hundred sixty-six thousand, eighteen".