33225454666 has 4 divisors (see below), whose sum is σ = 49838182002. Its totient is φ = 16612727332.

The previous prime is 33225454651. The next prime is 33225454697. The reversal of 33225454666 is 66645452233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18064704025 + 15160750641 = 134405^2 + 123129^2 .

It is a super-2 number, since 2×33225454666² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8306363665 + ... + 8306363668.

Almost surely, 2^33225454666 is an apocalyptic number.

33225454666 is a deficient number, since it is larger than the sum of its proper divisors (16612727336).

33225454666 is a wasteful number, since it uses less digits than its factorization.

33225454666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16612727335.

The product of its digits is 3110400, while the sum is 46.

The spelling of 33225454666 in words is "thirty-three billion, two hundred twenty-five million, four hundred fifty-four thousand, six hundred sixty-six".