1822714490645 has 32 divisors (see below), whose sum is σ = 2286976481280. Its totient is φ = 1391950866240.

The previous prime is 1822714490629. The next prime is 1822714490683. The reversal of 1822714490645 is 5460944172281.

It is a happy number.

It is not a de Polignac number, because 1822714490645 - 2⁴ = 1822714490629 is a prime.

It is a super-2 number, since 2×1822714490645² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278401262 + ... + 278407808.

It is an arithmetic number, because the mean of its divisors is an integer number (71468015040).

Almost surely, 2^{1822714490645} is an apocalyptic number.

It is an amenable number.

1822714490645 is a deficient number, since it is larger than the sum of its proper divisors (464261990635).

1822714490645 is a wasteful number, since it uses less digits than its factorization.

1822714490645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 1822714490645 in words is "one trillion, eight hundred twenty-two billion, seven hundred fourteen million, four hundred ninety thousand, six hundred forty-five".