212580684067 has 8 divisors (see below), whose sum is σ = 216210425040. Its totient is φ = 208955614560.

The previous prime is 212580684049. The next prime is 212580684079. The reversal of 212580684067 is 760486085212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212580684067 - 2¹¹ = 212580682019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212580684067.

It is not an unprimeable number, because it can be changed into a prime (212580684037) 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, 1076017 + ... + 1258162.

It is an arithmetic number, because the mean of its divisors is an integer number (27026303130).

Almost surely, 2^212580684067 is an apocalyptic number.

212580684067 is a deficient number, since it is larger than the sum of its proper divisors (3629740973).

212580684067 is a wasteful number, since it uses less digits than its factorization.

212580684067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335733.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The spelling of 212580684067 in words is "two hundred twelve billion, five hundred eighty million, six hundred eighty-four thousand, sixty-seven".