5065566066 has 64 divisors (see below), whose sum is σ = 12565808640. Its totient is φ = 1499314320.

The previous prime is 5065566053. The next prime is 5065566101. The reversal of 5065566066 is 6606655605.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73620 + ... + 124703.

It is an arithmetic number, because the mean of its divisors is an integer number (196340760).

Almost surely, 2^5065566066 is an apocalyptic number.

5065566066 is an abundant number, since it is smaller than the sum of its proper divisors (7500242574).

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

5065566066 is a wasteful number, since it uses less digits than its factorization.

5065566066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198388 (or 198382 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The square root of 5065566066 is about 71172.7902080563. The cubic root of 5065566066 is about 1717.4179377660.

The spelling of 5065566066 in words is "five billion, sixty-five million, five hundred sixty-six thousand, sixty-six".