211734850406 has 8 divisors (see below), whose sum is σ = 317686598640. Its totient is φ = 105839317528.

The previous prime is 211734850331. The next prime is 211734850421. The reversal of 211734850406 is 604058437112.

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

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, 14044421 + ... + 14059488.

It is an arithmetic number, because the mean of its divisors is an integer number (39710824830).

Almost surely, 2^211734850406 is an apocalyptic number.

211734850406 is a deficient number, since it is larger than the sum of its proper divisors (105951748234).

211734850406 is a wasteful number, since it uses less digits than its factorization.

211734850406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28107678.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 211734850406 in words is "two hundred eleven billion, seven hundred thirty-four million, eight hundred fifty thousand, four hundred six".