33125305564 has 48 divisors (see below), whose sum is σ = 66664523520. Its totient is φ = 14285214720.

The previous prime is 33125305559. The next prime is 33125305583. The reversal of 33125305564 is 46550352133.

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 15 ways as a sum of consecutive naturals, for example, 307549 + ... + 401044.

It is an arithmetic number, because the mean of its divisors is an integer number (1388844240).

Almost surely, 2^33125305564 is an apocalyptic number.

It is an amenable number.

33125305564 is an abundant number, since it is smaller than the sum of its proper divisors (33539217956).

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

33125305564 is a wasteful number, since it uses less digits than its factorization.

33125305564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708670 (or 708668 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 33125305564 its reverse (46550352133), we get a palindrome (79675657697).

The spelling of 33125305564 in words is "thirty-three billion, one hundred twenty-five million, three hundred five thousand, five hundred sixty-four".