2214664543256 has 32 divisors (see below), whose sum is σ = 4533657961680. Its totient is φ = 1005851856000.

The previous prime is 2214664543229. The next prime is 2214664543261. The reversal of 2214664543256 is 6523454664122.

It is a super-3 number, since 3×2214664543256³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10063595 + ... + 10281306.

Almost surely, 2^{2214664543256} is an apocalyptic number.

It is an amenable number.

2214664543256 is an abundant number, since it is smaller than the sum of its proper divisors (2318993418424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2214664543256 is a wasteful number, since it uses less digits than its factorization.

2214664543256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20346155 (or 20346151 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 50.

The spelling of 2214664543256 in words is "two trillion, two hundred fourteen billion, six hundred sixty-four million, five hundred forty-three thousand, two hundred fifty-six".