210164733216 has 60 divisors (see below), whose sum is σ = 618088650102. Its totient is φ = 70054910208.

The previous prime is 210164733211. The next prime is 210164733253. The reversal of 210164733216 is 612337461012.

210164733216 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 647 + 3 + 3 + 2 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 207749993616 + 2414739600 = 455796^2 + 49140^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (210164733211) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40538445 + ... + 40543628.

Almost surely, 2^210164733216 is an apocalyptic number.

It is an amenable number.

210164733216 is an abundant number, since it is smaller than the sum of its proper divisors (407923916886).

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

210164733216 is an equidigital number, since it uses as much as digits as its factorization.

210164733216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81082095 (or 81082078 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 210164733216 in words is "two hundred ten billion, one hundred sixty-four million, seven hundred thirty-three thousand, two hundred sixteen".