214666534642660 has 12 divisors (see below), whose sum is σ = 450799722749628. Its totient is φ = 85866613857056.

The previous prime is 214666534642639. The next prime is 214666534642661. The reversal of 214666534642660 is 66246435666412.

It can be written as a sum of positive squares in 2 ways, for example, as 128344745576356 + 86321789066304 = 11328934^2 + 9290952^2 .

It is not an unprimeable number, because it can be changed into a prime (214666534642661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5366663366047 + ... + 5366663366086.

It is an arithmetic number, because the mean of its divisors is an integer number (37566643562469).

Almost surely, 2^{214666534642660} is an apocalyptic number.

214666534642660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214666534642660 is an abundant number, since it is smaller than the sum of its proper divisors (236133188106968).

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

214666534642660 is a wasteful number, since it uses less digits than its factorization.

214666534642660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733326732142 (or 10733326732140 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 61.

The spelling of 214666534642660 in words is "two hundred fourteen trillion, six hundred sixty-six billion, five hundred thirty-four million, six hundred forty-two thousand, six hundred sixty".