2243021624516 has 24 divisors (see below), whose sum is σ = 4031442527616. Its totient is φ = 1091181892320.

The previous prime is 2243021624411. The next prime is 2243021624563. The reversal of 2243021624516 is 6154261203422.

It is a super-2 number, since 2×2243021624516² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2243021624516.

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 in 7 ways as a sum of consecutive naturals, for example, 16411301 + ... + 16547411.

It is an arithmetic number, because the mean of its divisors is an integer number (167976771984).

Almost surely, 2^{2243021624516} is an apocalyptic number.

It is an amenable number.

2243021624516 is a deficient number, since it is larger than the sum of its proper divisors (1788420903100).

2243021624516 is a wasteful number, since it uses less digits than its factorization.

2243021624516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247499 (or 247497 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 2243021624516 its reverse (6154261203422), we get a palindrome (8397282827938).

The spelling of 2243021624516 in words is "two trillion, two hundred forty-three billion, twenty-one million, six hundred twenty-four thousand, five hundred sixteen".