33361340166 has 48 divisors (see below), whose sum is σ = 90118948608. Its totient is φ = 8665282800.

The previous prime is 33361340161. The next prime is 33361340231. The reversal of 33361340166 is 66104316333.

33361340166 is a `hidden beast` number, since 3 + 33 + 613 + 4 + 0 + 1 + 6 + 6 = 666.

It is a super-2 number, since 2×33361340166² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 33361340166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33361340161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12033730 + ... + 12036501.

It is an arithmetic number, because the mean of its divisors is an integer number (1877478096).

Almost surely, 2^33361340166 is an apocalyptic number.

33361340166 is an abundant number, since it is smaller than the sum of its proper divisors (56757608442).

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

33361340166 is a wasteful number, since it uses less digits than its factorization.

33361340166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24070257 (or 24070254 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

Adding to 33361340166 its reverse (66104316333), we get a palindrome (99465656499).

The spelling of 33361340166 in words is "thirty-three billion, three hundred sixty-one million, three hundred forty thousand, one hundred sixty-six".