1222344556794 has 32 divisors (see below), whose sum is σ = 2803944506880. Its totient is φ = 394304695200.

The previous prime is 1222344556789. The next prime is 1222344556819. The reversal of 1222344556794 is 4976554432221.

1222344556794 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 34 + 45 + 567 + 9 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1222344556794.

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, 365095267 + ... + 365098614.

It is an arithmetic number, because the mean of its divisors is an integer number (87623265840).

Almost surely, 2^{1222344556794} is an apocalyptic number.

1222344556794 is an abundant number, since it is smaller than the sum of its proper divisors (1581599950086).

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

1222344556794 is a wasteful number, since it uses less digits than its factorization.

1222344556794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730193923 (or 730193917 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 54.

The spelling of 1222344556794 in words is "one trillion, two hundred twenty-two billion, three hundred forty-four million, five hundred fifty-six thousand, seven hundred ninety-four".