33253073252 has 18 divisors (see below), whose sum is σ = 67693756662. Its totient is φ = 14251317024.

The previous prime is 33253073251. The next prime is 33253073257. The reversal of 33253073252 is 25237035233.

It can be written as a sum of positive squares in only one way, i.e., 17991929956 + 15261143296 = 134134^2 + 123536^2 .

It is a super-2 number, since 2×33253073252² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33253073251) 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 5 ways as a sum of consecutive naturals, for example, 84829073 + ... + 84829464.

It is an arithmetic number, because the mean of its divisors is an integer number (3760764259).

Almost surely, 2^33253073252 is an apocalyptic number.

It is an amenable number.

33253073252 is an abundant number, since it is smaller than the sum of its proper divisors (34440683410).

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

33253073252 is a wasteful number, since it uses less digits than its factorization.

33253073252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169658555 (or 169658546 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 35.

The spelling of 33253073252 in words is "thirty-three billion, two hundred fifty-three million, seventy-three thousand, two hundred fifty-two".