214163465403688 has 8 divisors (see below), whose sum is σ = 401556497631930. Its totient is φ = 107081732701840.

The previous prime is 214163465403661. The next prime is 214163465403707. The reversal of 214163465403688 is 886304564361412.

214163465403688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 112295179751364 + 101868285652324 = 10596942^2 + 10092982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13385216587723 + ... + 13385216587738.

Almost surely, 2^{214163465403688} is an apocalyptic number.

It is an amenable number.

214163465403688 is a deficient number, since it is larger than the sum of its proper divisors (187393032228242).

214163465403688 is a wasteful number, since it uses less digits than its factorization.

214163465403688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26770433175467 (or 26770433175463 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 61.

The spelling of 214163465403688 in words is "two hundred fourteen trillion, one hundred sixty-three billion, four hundred sixty-five million, four hundred three thousand, six hundred eighty-eight".