214399733706 has 64 divisors (see below), whose sum is σ = 482733820800. Its totient is φ = 70528320000.

The previous prime is 214399733699. The next prime is 214399733707. The reversal of 214399733706 is 607337993412.

214399733706 is a `hidden beast` number, since 21 + 439 + 97 + 33 + 70 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (214399733707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1404826 + ... + 1549946.

It is an arithmetic number, because the mean of its divisors is an integer number (7542715950).

Almost surely, 2^214399733706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214399733706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241366910400).

214399733706 is an abundant number, since it is smaller than the sum of its proper divisors (268334087094).

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

214399733706 is a wasteful number, since it uses less digits than its factorization.

214399733706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145492 (or 145486 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 54.

The spelling of 214399733706 in words is "two hundred fourteen billion, three hundred ninety-nine million, seven hundred thirty-three thousand, seven hundred six".