33661220034433 has 16 divisors (see below), whose sum is σ = 36252231514240. Its totient is φ = 31159069632000.

The previous prime is 33661220034361. The next prime is 33661220034443. The reversal of 33661220034433 is 33443002216633.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33661220034433 is a prime.

It is a super-2 number, since 2×33661220034433² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33661220034443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95994960 + ... + 96344977.

It is an arithmetic number, because the mean of its divisors is an integer number (2265764469640).

Almost surely, 2^{33661220034433} is an apocalyptic number.

It is an amenable number.

33661220034433 is a deficient number, since it is larger than the sum of its proper divisors (2591011479807).

33661220034433 is a wasteful number, since it uses less digits than its factorization.

33661220034433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192340168.

The product of its (nonzero) digits is 559872, while the sum is 40.

It can be divided in two parts, 336612200 and 34433, that added together give a palindrome (336646633).

The spelling of 33661220034433 in words is "thirty-three trillion, six hundred sixty-one billion, two hundred twenty million, thirty-four thousand, four hundred thirty-three".