33061242636 has 96 divisors (see below), whose sum is σ = 90327283200. Its totient is φ = 10436817600.

The previous prime is 33061242631. The next prime is 33061242647. The reversal of 33061242636 is 63624216033.

33061242636 is a `hidden beast` number, since 3 + 3 + 0 + 6 + 12 + 4 + 2 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 33061242636.

It is not an unprimeable number, because it can be changed into a prime (33061242631) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 184995 + ... + 316773.

It is an arithmetic number, because the mean of its divisors is an integer number (940909200).

Almost surely, 2^33061242636 is an apocalyptic number.

33061242636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33061242636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45163641600).

33061242636 is an abundant number, since it is smaller than the sum of its proper divisors (57266040564).

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

33061242636 is a wasteful number, since it uses less digits than its factorization.

33061242636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131916 (or 131908 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

Adding to 33061242636 its reverse (63624216033), we get a palindrome (96685458669).

It can be divided in two parts, 330612 and 42636, that added together give a cube (373248 = 72³).

The spelling of 33061242636 in words is "thirty-three billion, sixty-one million, two hundred forty-two thousand, six hundred thirty-six".