33668390674020 has 48 divisors (see below), whose sum is σ = 99816875883648. Its totient is φ = 8450105894400.

The previous prime is 33668390674007. The next prime is 33668390674021. The reversal of 33668390674020 is 2047609386633.

It is a super-2 number, since 2×33668390674020² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33668390674021) 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, 16504112056 + ... + 16504114095.

It is an arithmetic number, because the mean of its divisors is an integer number (2079518247576).

Almost surely, 2^{33668390674020} is an apocalyptic number.

33668390674020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33668390674020 is an abundant number, since it is smaller than the sum of its proper divisors (66148485209628).

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

33668390674020 is a wasteful number, since it uses less digits than its factorization.

33668390674020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33008226180 (or 33008226178 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 57.

The spelling of 33668390674020 in words is "thirty-three trillion, six hundred sixty-eight billion, three hundred ninety million, six hundred seventy-four thousand, twenty".