3666266263 has 16 divisors (see below), whose sum is σ = 4232259072. Its totient is φ = 3143140000.

The previous prime is 3666266251. The next prime is 3666266269. The reversal of 3666266263 is 3626626663.

3666266263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3666266263 - 2⁵ = 3666266231 is a prime.

It is a super-2 number, since 2×3666266263² = 26883016622423970338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666266269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84088 + ... + 120013.

It is an arithmetic number, because the mean of its divisors is an integer number (264516192).

Almost surely, 2^3666266263 is an apocalyptic number.

3666266263 is a deficient number, since it is larger than the sum of its proper divisors (565992809).

3666266263 is a wasteful number, since it uses less digits than its factorization.

3666266263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204206.

The product of its digits is 1679616, while the sum is 46.

The square root of 3666266263 is about 60549.7007672210. The cubic root of 3666266263 is about 1541.9655375815.

The spelling of 3666266263 in words is "three billion, six hundred sixty-six million, two hundred sixty-six thousand, two hundred sixty-three".