2661326022 has 16 divisors (see below), whose sum is σ = 5350232880. Its totient is φ = 882511872.

The previous prime is 2661325999. The next prime is 2661326069. The reversal of 2661326022 is 2206231662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147947 + ... + 1150262.

It is an arithmetic number, because the mean of its divisors is an integer number (334389555).

Almost surely, 2^2661326022 is an apocalyptic number.

2661326022 is an abundant number, since it is smaller than the sum of its proper divisors (2688906858).

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

2661326022 is a wasteful number, since it uses less digits than its factorization.

2661326022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298407.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 2661326022 is about 51588.0414631143. The cubic root of 2661326022 is about 1385.7961809527.

Adding to 2661326022 its reverse (2206231662), we get a palindrome (4867557684).

The spelling of 2661326022 in words is "two billion, six hundred sixty-one million, three hundred twenty-six thousand, twenty-two".