2164132201650 has 192 divisors, whose sum is σ = 5505603333120. Its totient is φ = 562366022400.

The previous prime is 2164132201639. The next prime is 2164132201691. The reversal of 2164132201650 is 561022314612.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 792430785 + ... + 792433515.

It is an arithmetic number, because the mean of its divisors is an integer number (28675017360).

Almost surely, 2^{2164132201650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2164132201650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2752801666560).

2164132201650 is an abundant number, since it is smaller than the sum of its proper divisors (3341471131470).

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

2164132201650 is a wasteful number, since it uses less digits than its factorization.

2164132201650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441 (or 3436 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 2164132201650 in words is "two trillion, one hundred sixty-four billion, one hundred thirty-two million, two hundred one thousand, six hundred fifty".