33686852004 has 72 divisors (see below), whose sum is σ = 93654288000. Its totient is φ = 10144642752.

The previous prime is 33686851973. The next prime is 33686852041. The reversal of 33686852004 is 40025868633.

It is a happy number.

33686852004 is a `hidden beast` number, since 3 + 3 + 68 + 68 + 520 + 0 + 4 = 666.

It is a super-2 number, since 2×33686852004² (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 23 ways as a sum of consecutive naturals, for example, 743754 + ... + 787745.

It is an arithmetic number, because the mean of its divisors is an integer number (1300754000).

Almost surely, 2^33686852004 is an apocalyptic number.

It is an amenable number.

33686852004 is an abundant number, since it is smaller than the sum of its proper divisors (59967435996).

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

33686852004 is a wasteful number, since it uses less digits than its factorization.

33686852004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531569 (or 1531564 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 33686852004 in words is "thirty-three billion, six hundred eighty-six million, eight hundred fifty-two thousand, four".