2221969472276 has 12 divisors (see below), whose sum is σ = 3888549674772. Its totient is φ = 1110955279488.

The previous prime is 2221969472273. The next prime is 2221969472309. The reversal of 2221969472276 is 6722749691222.

2221969472276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 423618739600 + 1798350732676 = 650860^2 + 1341026^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221969472273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7194005 + ... + 7496508.

It is an arithmetic number, because the mean of its divisors is an integer number (324045806231).

Almost surely, 2^{2221969472276} is an apocalyptic number.

It is an amenable number.

2221969472276 is a deficient number, since it is larger than the sum of its proper divisors (1666580202496).

2221969472276 is a wasteful number, since it uses less digits than its factorization.

2221969472276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728330 (or 14728328 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 59.

The spelling of 2221969472276 in words is "two trillion, two hundred twenty-one billion, nine hundred sixty-nine million, four hundred seventy-two thousand, two hundred seventy-six".