33001421344 has 12 divisors (see below), whose sum is σ = 64971548334. Its totient is φ = 16500710656.

The previous prime is 33001421339. The next prime is 33001421351. The reversal of 33001421344 is 44312410033.

It can be written as a sum of positive squares in only one way, i.e., 26175356944 + 6826064400 = 161788^2 + 82620^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 515647177 + ... + 515647240.

Almost surely, 2^33001421344 is an apocalyptic number.

It is an amenable number.

33001421344 is a deficient number, since it is larger than the sum of its proper divisors (31970126990).

33001421344 is a wasteful number, since it uses less digits than its factorization.

33001421344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031294427 (or 1031294419 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 33001421344 its reverse (44312410033), we get a palindrome (77313831377).

The spelling of 33001421344 in words is "thirty-three billion, one million, four hundred twenty-one thousand, three hundred forty-four".