2661344422 has 12 divisors (see below), whose sum is σ = 4387919508. Its totient is φ = 1209701900.

The previous prime is 2661344419. The next prime is 2661344431. The reversal of 2661344422 is 2244431662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5498404 + ... + 5498887.

It is an arithmetic number, because the mean of its divisors is an integer number (365659959).

Almost surely, 2^2661344422 is an apocalyptic number.

2661344422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2661344422 is a deficient number, since it is larger than the sum of its proper divisors (1726575086).

2661344422 is a wasteful number, since it uses less digits than its factorization.

2661344422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10997315 (or 10997304 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 2661344422 is about 51588.2197987099. The cubic root of 2661344422 is about 1385.7993746727.

The spelling of 2661344422 in words is "two billion, six hundred sixty-one million, three hundred forty-four thousand, four hundred twenty-two".