2666440200 has 96 divisors (see below), whose sum is σ = 8532668160. Its totient is φ = 688108800.

The previous prime is 2666440181. The next prime is 2666440201. The reversal of 2666440200 is 20446662.

2666440200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2666440201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53079 + ... + 90278.

It is an arithmetic number, because the mean of its divisors is an integer number (88881960).

Almost surely, 2^2666440200 is an apocalyptic number.

2666440200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2666440200 is an abundant number, since it is smaller than the sum of its proper divisors (5866227960).

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

2666440200 is a wasteful number, since it uses less digits than its factorization.

2666440200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143407 (or 143398 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2666440200 is about 51637.5851488042. The cubic root of 2666440200 is about 1386.6832917858.

Adding to 2666440200 its reverse (20446662), we get a palindrome (2686886862).

The spelling of 2666440200 in words is "two billion, six hundred sixty-six million, four hundred forty thousand, two hundred".