2026266664 has 16 divisors (see below), whose sum is σ = 3799857600. Its totient is φ = 1012971312.

The previous prime is 2026266661. The next prime is 2026266689. The reversal of 2026266664 is 4666626202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2026266661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45427 + ... + 78205.

It is an arithmetic number, because the mean of its divisors is an integer number (237491100).

Almost surely, 2^2026266664 is an apocalyptic number.

It is an amenable number.

2026266664 is a deficient number, since it is larger than the sum of its proper divisors (1773590936).

2026266664 is a wasteful number, since it uses less digits than its factorization.

2026266664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40512 (or 40508 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 2026266664 is about 45014.0718442578. The cubic root of 2026266664 is about 1265.4127320554.

The spelling of 2026266664 in words is "two billion, twenty-six million, two hundred sixty-six thousand, six hundred sixty-four".