2668248446 has 16 divisors (see below), whose sum is σ = 4177540224. Its totient is φ = 1275767064.

The previous prime is 2668248437. The next prime is 2668248449. The reversal of 2668248446 is 6448428662.

It is a junction number, because it is equal to n+sod(n) for n = 2668248394 and 2668248403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668248449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250685 + ... + 261111.

It is an arithmetic number, because the mean of its divisors is an integer number (261096264).

Almost surely, 2^2668248446 is an apocalyptic number.

2668248446 is a deficient number, since it is larger than the sum of its proper divisors (1509291778).

2668248446 is a wasteful number, since it uses less digits than its factorization.

2668248446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16015.

The product of its digits is 3538944, while the sum is 50.

The square root of 2668248446 is about 51655.0911914789. The cubic root of 2668248446 is about 1386.9966806400.

The spelling of 2668248446 in words is "two billion, six hundred sixty-eight million, two hundred forty-eight thousand, four hundred forty-six".