201852003066 has 24 divisors (see below), whose sum is σ = 469614864960. Its totient is φ = 57672000792.

The previous prime is 201852003053. The next prime is 201852003163. The reversal of 201852003066 is 660300258102.

It is a super-2 number, since 2×201852003066² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343285426 + ... + 343286013.

It is an arithmetic number, because the mean of its divisors is an integer number (19567286040).

Almost surely, 2^201852003066 is an apocalyptic number.

201852003066 is an abundant number, since it is smaller than the sum of its proper divisors (267762861894).

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

201852003066 is a wasteful number, since it uses less digits than its factorization.

201852003066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686571458 (or 686571451 counting only the distinct ones).

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

The spelling of 201852003066 in words is "two hundred one billion, eight hundred fifty-two million, three thousand, sixty-six".