213445634013662 has 8 divisors (see below), whose sum is σ = 320601696558600. Its totient is φ = 106578401827464.

The previous prime is 213445634013637. The next prime is 213445634013673. The reversal of 213445634013662 is 266310436544312.

213445634013662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 213445634013662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72207587837 + ... + 72207590792.

It is an arithmetic number, because the mean of its divisors is an integer number (40075212069825).

Almost surely, 2^{213445634013662} is an apocalyptic number.

213445634013662 is a deficient number, since it is larger than the sum of its proper divisors (107156062544938).

213445634013662 is a wasteful number, since it uses less digits than its factorization.

213445634013662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144415179370.

The product of its (nonzero) digits is 7464960, while the sum is 50.

The spelling of 213445634013662 in words is "two hundred thirteen trillion, four hundred forty-five billion, six hundred thirty-four million, thirteen thousand, six hundred sixty-two".