2766230664 has 32 divisors (see below), whose sum is σ = 6934139520. Its totient is φ = 919601856.

The previous prime is 2766230647. The next prime is 2766230669. The reversal of 2766230664 is 4660326672.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2766230669) 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, 145552 + ... + 163455.

It is an arithmetic number, because the mean of its divisors is an integer number (216691860).

Almost surely, 2^2766230664 is an apocalyptic number.

2766230664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2766230664 is an abundant number, since it is smaller than the sum of its proper divisors (4167908856).

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

2766230664 is a wasteful number, since it uses less digits than its factorization.

2766230664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309389 (or 309385 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The square root of 2766230664 is about 52594.9680482839. The cubic root of 2766230664 is about 1403.7705609605.

The spelling of 2766230664 in words is "two billion, seven hundred sixty-six million, two hundred thirty thousand, six hundred sixty-four".