214215966366 has 16 divisors (see below), whose sum is σ = 453633811344. Its totient is φ = 67205009024.

The previous prime is 214215966361. The next prime is 214215966373. The reversal of 214215966366 is 663669512412.

It is a super-2 number, since 2×214215966366² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214215966361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1050078165 + ... + 1050078368.

It is an arithmetic number, because the mean of its divisors is an integer number (28352113209).

Almost surely, 2^214215966366 is an apocalyptic number.

214215966366 is an abundant number, since it is smaller than the sum of its proper divisors (239417844978).

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

214215966366 is a wasteful number, since it uses less digits than its factorization.

214215966366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100156555.

The product of its digits is 2799360, while the sum is 51.

The spelling of 214215966366 in words is "two hundred fourteen billion, two hundred fifteen million, nine hundred sixty-six thousand, three hundred sixty-six".