2668630334 has 16 divisors (see below), whose sum is σ = 4031052480. Its totient is φ = 1324968480.

The previous prime is 2668630333. The next prime is 2668630337. The reversal of 2668630334 is 4330368662.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2668630291 and 2668630300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668630333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255152 + ... + 265404.

It is an arithmetic number, because the mean of its divisors is an integer number (251940780).

Almost surely, 2^2668630334 is an apocalyptic number.

2668630334 is a deficient number, since it is larger than the sum of its proper divisors (1362422146).

2668630334 is a wasteful number, since it uses less digits than its factorization.

2668630334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11155.

The product of its (nonzero) digits is 373248, while the sum is 41.

The square root of 2668630334 is about 51658.7875777200. The cubic root of 2668630334 is about 1387.0628479068.

Adding to 2668630334 its reverse (4330368662), we get a palindrome (6998998996).

The spelling of 2668630334 in words is "two billion, six hundred sixty-eight million, six hundred thirty thousand, three hundred thirty-four".