33155233252 has 6 divisors (see below), whose sum is σ = 58021658198. Its totient is φ = 16577616624.

The previous prime is 33155233219. The next prime is 33155233271. The reversal of 33155233252 is 25233255133.

It can be written as a sum of positive squares in only one way, i.e., 28646916516 + 4508316736 = 169254^2 + 67144^2 .

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 as a sum of consecutive naturals, namely, 4144404153 + ... + 4144404160.

Almost surely, 2^33155233252 is an apocalyptic number.

It is an amenable number.

33155233252 is a deficient number, since it is larger than the sum of its proper divisors (24866424946).

33155233252 is a wasteful number, since it uses less digits than its factorization.

33155233252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288808317 (or 8288808315 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

Adding to 33155233252 its reverse (25233255133), we get a palindrome (58388488385).

The spelling of 33155233252 in words is "thirty-three billion, one hundred fifty-five million, two hundred thirty-three thousand, two hundred fifty-two".