216964297314 has 24 divisors (see below), whose sum is σ = 490527977472. Its totient is φ = 69177022200.

The previous prime is 216964297313. The next prime is 216964297339. The reversal of 216964297314 is 413792469612.

216964297314 is a `hidden beast` number, since 216 + 96 + 4 + 29 + 7 + 314 = 666.

216964297314 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 2×216964297314² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (216964297313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262033762 + ... + 262034589.

It is an arithmetic number, because the mean of its divisors is an integer number (20438665728).

Almost surely, 2^216964297314 is an apocalyptic number.

216964297314 is an abundant number, since it is smaller than the sum of its proper divisors (273563680158).

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

216964297314 is a wasteful number, since it uses less digits than its factorization.

216964297314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524068382 (or 524068379 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 216964297314 in words is "two hundred sixteen billion, nine hundred sixty-four million, two hundred ninety-seven thousand, three hundred fourteen".