33140451213244 has 12 divisors (see below), whose sum is σ = 57995950566568. Its totient is φ = 16570179622800.

The previous prime is 33140451213241. The next prime is 33140451213299. The reversal of 33140451213244 is 44231215404133.

It is a super-2 number, since 2×33140451213244² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140451213241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9848142 + ... + 12777589.

Almost surely, 2^{33140451213244} is an apocalyptic number.

It is an amenable number.

33140451213244 is a deficient number, since it is larger than the sum of its proper divisors (24855499353324).

33140451213244 is a wasteful number, since it uses less digits than its factorization.

33140451213244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22991916 (or 22991914 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 33140451213244 its reverse (44231215404133), we get a palindrome (77371666617377).

The spelling of 33140451213244 in words is "thirty-three trillion, one hundred forty billion, four hundred fifty-one million, two hundred thirteen thousand, two hundred forty-four".