33144334450 has 12 divisors (see below), whose sum is σ = 61648462170. Its totient is φ = 13257733760.

The previous prime is 33144334439. The next prime is 33144334537. The reversal of 33144334450 is 5443344133.

It can be written as a sum of positive squares in 3 ways, for example, as 26223591969 + 6920742481 = 161937^2 + 83191^2 .

It is a super-2 number, since 2×33144334450² (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 5 ways as a sum of consecutive naturals, for example, 331443295 + ... + 331443394.

Almost surely, 2^33144334450 is an apocalyptic number.

33144334450 is a deficient number, since it is larger than the sum of its proper divisors (28504127720).

33144334450 is a wasteful number, since it uses less digits than its factorization.

33144334450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662886701 (or 662886696 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 33144334450 its reverse (5443344133), we get a palindrome (38587678583).

The spelling of 33144334450 in words is "thirty-three billion, one hundred forty-four million, three hundred thirty-four thousand, four hundred fifty".