33253034242 has 8 divisors (see below), whose sum is σ = 50393773836. Its totient is φ = 16455109632.

The previous prime is 33253034233. The next prime is 33253034267. The reversal of 33253034242 is 24243035233.

It can be written as a sum of positive squares in 2 ways, for example, as 33251887201 + 1147041 = 182351^2 + 1071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33253034242² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85703503 + ... + 85703890.

Almost surely, 2^33253034242 is an apocalyptic number.

33253034242 is a deficient number, since it is larger than the sum of its proper divisors (17140739594).

33253034242 is a wasteful number, since it uses less digits than its factorization.

33253034242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171407492.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 33253034242 its reverse (24243035233), we get a palindrome (57496069475).

Subtracting from 33253034242 its reverse (24243035233), we obtain a palindrome (9009999009).

The spelling of 33253034242 in words is "thirty-three billion, two hundred fifty-three million, thirty-four thousand, two hundred forty-two".