667210550214 has 128 divisors (see below), whose sum is σ = 1483193327616. Its totient is φ = 198786816000.

The previous prime is 667210550197. The next prime is 667210550221. The reversal of 667210550214 is 412055012766.

667210550214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 348776122 + ... + 348778034.

It is an arithmetic number, because the mean of its divisors is an integer number (11587447872).

Almost surely, 2^667210550214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 667210550214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741596663808).

667210550214 is an abundant number, since it is smaller than the sum of its proper divisors (815982777402).

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

667210550214 is a wasteful number, since it uses less digits than its factorization.

667210550214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 667210550214 in words is "six hundred sixty-seven billion, two hundred ten million, five hundred fifty thousand, two hundred fourteen".