2066533338936 has 128 divisors (see below), whose sum is σ = 5684249260800. Its totient is φ = 620870016000.

The previous prime is 2066533338917. The next prime is 2066533338943. The reversal of 2066533338936 is 6398333356602.

It is a super-2 number, since 2×2066533338936² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38326716 + ... + 38380596.

It is an arithmetic number, because the mean of its divisors is an integer number (44408197350).

Almost surely, 2^{2066533338936} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066533338936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2842124630400).

2066533338936 is an abundant number, since it is smaller than the sum of its proper divisors (3617715921864).

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

2066533338936 is a wasteful number, since it uses less digits than its factorization.

2066533338936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55141 (or 55137 counting only the distinct ones).

The product of its (nonzero) digits is 37791360, while the sum is 57.

The spelling of 2066533338936 in words is "two trillion, sixty-six billion, five hundred thirty-three million, three hundred thirty-eight thousand, nine hundred thirty-six".