2668131026 has 32 divisors (see below), whose sum is σ = 4405045248. Its totient is φ = 1201994640.

The previous prime is 2668131019. The next prime is 2668131043. The reversal of 2668131026 is 6201318662.

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, 1659515 + ... + 1661121.

It is an arithmetic number, because the mean of its divisors is an integer number (137657664).

Almost surely, 2^2668131026 is an apocalyptic number.

2668131026 is a deficient number, since it is larger than the sum of its proper divisors (1736914222).

2668131026 is a wasteful number, since it uses less digits than its factorization.

2668131026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2668131026 is about 51653.9546017534. The cubic root of 2668131026 is about 1386.9763347661.

Adding to 2668131026 its reverse (6201318662), we get a palindrome (8869449688).

The spelling of 2668131026 in words is "two billion, six hundred sixty-eight million, one hundred thirty-one thousand, twenty-six".