2221799149348 has 6 divisors (see below), whose sum is σ = 3888148511366. Its totient is φ = 1110899574672.

The previous prime is 2221799149321. The next prime is 2221799149379. The reversal of 2221799149348 is 8439419971222.

It can be written as a sum of positive squares in only one way, i.e., 2213126324964 + 8672824384 = 1487658^2 + 93128^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277724893665 + ... + 277724893672.

Almost surely, 2^{2221799149348} is an apocalyptic number.

It is an amenable number.

2221799149348 is a deficient number, since it is larger than the sum of its proper divisors (1666349362018).

2221799149348 is a wasteful number, since it uses less digits than its factorization.

2221799149348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555449787341 (or 555449787339 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 61.

The spelling of 2221799149348 in words is "two trillion, two hundred twenty-one billion, seven hundred ninety-nine million, one hundred forty-nine thousand, three hundred forty-eight".