33676663720 has 128 divisors (see below), whose sum is σ = 89436441600. Its totient is φ = 11173257216.

The previous prime is 33676663661. The next prime is 33676663747. The reversal of 33676663720 is 2736667633.

It is a super-2 number, since 2×33676663720² (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 (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1156864 + ... + 1185616.

It is an arithmetic number, because the mean of its divisors is an integer number (698722200).

Almost surely, 2^33676663720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33676663720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44718220800).

33676663720 is an abundant number, since it is smaller than the sum of its proper divisors (55759777880).

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

33676663720 is a wasteful number, since it uses less digits than its factorization.

33676663720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28907 (or 28903 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 49.

The spelling of 33676663720 in words is "thirty-three billion, six hundred seventy-six million, six hundred sixty-three thousand, seven hundred twenty".