4566640268 has 12 divisors (see below), whose sum is σ = 8101095240. Its totient is φ = 2252041632.

The previous prime is 4566640231. The next prime is 4566640289. The reversal of 4566640268 is 8620466654.

It is a super-2 number, since 2×4566640268² = 41708406674638223648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7819298 + ... + 7819881.

It is an arithmetic number, because the mean of its divisors is an integer number (675091270).

Almost surely, 2^4566640268 is an apocalyptic number.

It is an amenable number.

4566640268 is a deficient number, since it is larger than the sum of its proper divisors (3534454972).

4566640268 is a wasteful number, since it uses less digits than its factorization.

4566640268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15639256 (or 15639254 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 47.

The square root of 4566640268 is about 67576.9211195657. The cubic root of 4566640268 is about 1659.0734012001.

The spelling of 4566640268 in words is "four billion, five hundred sixty-six million, six hundred forty thousand, two hundred sixty-eight".