16636414606650 has 144 divisors (see below), whose sum is σ = 46489480774464. Its totient is φ = 4423211815680.

The previous prime is 16636414606627. The next prime is 16636414606663. The reversal of 16636414606650 is 5660641463661.

16636414606650 is a `hidden beast` number, since 1 + 6 + 6 + 36 + 41 + 460 + 66 + 50 = 666.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2063019 + ... + 6126081.

Almost surely, 2^{16636414606650} is an apocalyptic number.

16636414606650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16636414606650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23244740387232).

16636414606650 is an abundant number, since it is smaller than the sum of its proper divisors (29853066167814).

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

16636414606650 is a wasteful number, since it uses less digits than its factorization.

16636414606650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063427 (or 4063410 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 16636414606650 in words is "sixteen trillion, six hundred thirty-six billion, four hundred fourteen million, six hundred six thousand, six hundred fifty".