2251364665322 has 16 divisors (see below), whose sum is σ = 3398647833600. Its totient is φ = 1118497490352.

The previous prime is 2251364665321. The next prime is 2251364665393. The reversal of 2251364665322 is 2235664631522.

2251364665322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2251364665321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3566858 + ... + 4150325.

It is an arithmetic number, because the mean of its divisors is an integer number (212415489600).

Almost surely, 2^{2251364665322} is an apocalyptic number.

2251364665322 is a deficient number, since it is larger than the sum of its proper divisors (1147283168278).

2251364665322 is a wasteful number, since it uses less digits than its factorization.

2251364665322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7718117.

The product of its digits is 3110400, while the sum is 47.

The spelling of 2251364665322 in words is "two trillion, two hundred fifty-one billion, three hundred sixty-four million, six hundred sixty-five thousand, three hundred twenty-two".