214209457706 has 8 divisors (see below), whose sum is σ = 321321900900. Its totient is φ = 107102157408.

The previous prime is 214209457673. The next prime is 214209457723. The reversal of 214209457706 is 607754902412.

It can be written as a sum of positive squares in 2 ways, for example, as 172689282481 + 41520175225 = 415559^2 + 203765^2 .

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

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, 1179851 + ... + 1349246.

Almost surely, 2^214209457706 is an apocalyptic number.

214209457706 is a deficient number, since it is larger than the sum of its proper divisors (107112443194).

214209457706 is a wasteful number, since it uses less digits than its factorization.

214209457706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571448.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 214209457706 in words is "two hundred fourteen billion, two hundred nine million, four hundred fifty-seven thousand, seven hundred six".