2664404266 has 8 divisors (see below), whose sum is σ = 3997053504. Its totient is φ = 1332053100.

The previous prime is 2664404251. The next prime is 2664404269. The reversal of 2664404266 is 6624044662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2664404269) 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, 50640 + ... + 88843.

It is an arithmetic number, because the mean of its divisors is an integer number (499631688).

Almost surely, 2^2664404266 is an apocalyptic number.

2664404266 is a deficient number, since it is larger than the sum of its proper divisors (1332649238).

2664404266 is a wasteful number, since it uses less digits than its factorization.

2664404266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149036.

The product of its (nonzero) digits is 331776, while the sum is 40.

The square root of 2664404266 is about 51617.8677010200. The cubic root of 2664404266 is about 1386.3302724923.

The spelling of 2664404266 in words is "two billion, six hundred sixty-four million, four hundred four thousand, two hundred sixty-six".