33606672020 has 24 divisors (see below), whose sum is σ = 74725424424. Its totient is φ = 12651923456.

The previous prime is 33606671981. The next prime is 33606672091. The reversal of 33606672020 is 2027660633.

It can be written as a sum of positive squares in 4 ways, for example, as 10355911696 + 23250760324 = 101764^2 + 152482^2 .

It is a super-2 number, since 2×33606672020² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 49421237 + ... + 49421916.

It is an arithmetic number, because the mean of its divisors is an integer number (3113559351).

Almost surely, 2^33606672020 is an apocalyptic number.

It is an amenable number.

33606672020 is an abundant number, since it is smaller than the sum of its proper divisors (41118752404).

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

33606672020 is a wasteful number, since it uses less digits than its factorization.

33606672020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98843179 (or 98843177 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 35.

The spelling of 33606672020 in words is "thirty-three billion, six hundred six million, six hundred seventy-two thousand, twenty".