2064268866 has 16 divisors (see below), whose sum is σ = 4503859488. Its totient is φ = 625536000.

The previous prime is 2064268831. The next prime is 2064268867. The reversal of 2064268866 is 6688624602.

It is a super-2 number, since 2×2064268866² = 8522411902273851912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2064268867) 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, 15638335 + ... + 15638466.

It is an arithmetic number, because the mean of its divisors is an integer number (281491218).

Almost surely, 2^2064268866 is an apocalyptic number.

2064268866 is an abundant number, since it is smaller than the sum of its proper divisors (2439590622).

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

2064268866 is a wasteful number, since it uses less digits than its factorization.

2064268866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31276817.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 2064268866 is about 45434.2257114612. The cubic root of 2064268866 is about 1273.2746347919.

The spelling of 2064268866 in words is "two billion, sixty-four million, two hundred sixty-eight thousand, eight hundred sixty-six".