2214523444365 has 48 divisors (see below), whose sum is σ = 3878523408240. Its totient is φ = 1168799170560.

The previous prime is 2214523444361. The next prime is 2214523444381. The reversal of 2214523444365 is 5634443254122.

2214523444365 is a `hidden beast` number, since 2 + 2 + 14 + 5 + 234 + 44 + 365 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 237220624809 + 1977302819556 = 487053^2 + 1406166^2 .

It is not a de Polignac number, because 2214523444365 - 2² = 2214523444361 is a prime.

It is a super-2 number, since 2×2214523444365² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2214523444365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214523444361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2919781 + ... + 3599189.

It is an arithmetic number, because the mean of its divisors is an integer number (80802571005).

Almost surely, 2^{2214523444365} is an apocalyptic number.

It is an amenable number.

2214523444365 is a deficient number, since it is larger than the sum of its proper divisors (1663999963875).

2214523444365 is a wasteful number, since it uses less digits than its factorization.

2214523444365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680174 (or 680171 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

Adding to 2214523444365 its reverse (5634443254122), we get a palindrome (7848966698487).

The spelling of 2214523444365 in words is "two trillion, two hundred fourteen billion, five hundred twenty-three million, four hundred forty-four thousand, three hundred sixty-five".