256163522214 has 16 divisors (see below), whose sum is σ = 512347133952. Its totient is φ = 85384492488.

The previous prime is 256163522203. The next prime is 256163522221. The reversal of 256163522214 is 412225361652.

256163522214 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×256163522214² (a number of 24 digits) contains 22 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, 668694 + ... + 979529.

It is an arithmetic number, because the mean of its divisors is an integer number (32021695872).

Almost surely, 2^256163522214 is an apocalyptic number.

256163522214 is an abundant number, since it is smaller than the sum of its proper divisors (256183611738).

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

256163522214 is a wasteful number, since it uses less digits than its factorization.

256163522214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674131.

The product of its digits is 172800, while the sum is 39.

Adding to 256163522214 its reverse (412225361652), we get a palindrome (668388883866).

The spelling of 256163522214 in words is "two hundred fifty-six billion, one hundred sixty-three million, five hundred twenty-two thousand, two hundred fourteen".