210214134456 has 16 divisors (see below), whose sum is σ = 525535336200. Its totient is φ = 70071378144.

The previous prime is 210214134413. The next prime is 210214134461. The reversal of 210214134456 is 654431412012.

It is a happy number.

210214134456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4379461111 + ... + 4379461158.

Almost surely, 2^210214134456 is an apocalyptic number.

It is an amenable number.

210214134456 is an abundant number, since it is smaller than the sum of its proper divisors (315321201744).

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

210214134456 is a wasteful number, since it uses less digits than its factorization.

210214134456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8758922278 (or 8758922274 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 210214134456 its reverse (654431412012), we get a palindrome (864645546468).

The spelling of 210214134456 in words is "two hundred ten billion, two hundred fourteen million, one hundred thirty-four thousand, four hundred fifty-six".