214517914188 has 48 divisors (see below), whose sum is σ = 505733469696. Its totient is φ = 70765217280.

The previous prime is 214517914187. The next prime is 214517914211. The reversal of 214517914188 is 881419715412.

It is a self number, because there is not a number n which added to its sum of digits gives 214517914188.

It is not an unprimeable number, because it can be changed into a prime (214517914187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1850908 + ... + 1963388.

It is an arithmetic number, because the mean of its divisors is an integer number (10536113952).

Almost surely, 2^214517914188 is an apocalyptic number.

It is an amenable number.

214517914188 is an abundant number, since it is smaller than the sum of its proper divisors (291215555508).

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

214517914188 is a wasteful number, since it uses less digits than its factorization.

214517914188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114134 (or 114132 counting only the distinct ones).

The product of its digits is 645120, while the sum is 51.

The spelling of 214517914188 in words is "two hundred fourteen billion, five hundred seventeen million, nine hundred fourteen thousand, one hundred eighty-eight".