33251452012 has 6 divisors (see below), whose sum is σ = 58190041028. Its totient is φ = 16625726004.

The previous prime is 33251452007. The next prime is 33251452019. The reversal of 33251452012 is 21025415233.

It is a super-2 number, since 2×33251452012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33251452019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4156431498 + ... + 4156431505.

Almost surely, 2^33251452012 is an apocalyptic number.

It is an amenable number.

33251452012 is a deficient number, since it is larger than the sum of its proper divisors (24938589016).

33251452012 is a wasteful number, since it uses less digits than its factorization.

33251452012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312863007 (or 8312863005 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 33251452012 its reverse (21025415233), we get a palindrome (54276867245).

The spelling of 33251452012 in words is "thirty-three billion, two hundred fifty-one million, four hundred fifty-two thousand, twelve".