2666703336 has 64 divisors (see below), whose sum is σ = 7313587200. Its totient is φ = 803563200.

The previous prime is 2666703307. The next prime is 2666703341. The reversal of 2666703336 is 6333076662.

It is a super-2 number, since 2×2666703336² = 14222613364467057792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19041 + ... + 75471.

It is an arithmetic number, because the mean of its divisors is an integer number (114274800).

Almost surely, 2^2666703336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666703336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3656793600).

2666703336 is an abundant number, since it is smaller than the sum of its proper divisors (4646883864).

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

2666703336 is a wasteful number, since it uses less digits than its factorization.

2666703336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56630 (or 56626 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 42.

The square root of 2666703336 is about 51640.1329975050. The cubic root of 2666703336 is about 1386.7289049461.

Adding to 2666703336 its reverse (6333076662), we get a palindrome (8999779998).

The spelling of 2666703336 in words is "two billion, six hundred sixty-six million, seven hundred three thousand, three hundred thirty-six".