33442312040 has 32 divisors (see below), whose sum is σ = 75531329280. Its totient is φ = 13326057792.

The previous prime is 33442311983. The next prime is 33442312069. The reversal of 33442312040 is 4021324433.

It is a super-2 number, since 2×33442312040² (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 7 ways as a sum of consecutive naturals, for example, 1578944 + ... + 1599983.

It is an arithmetic number, because the mean of its divisors is an integer number (2360354040).

Almost surely, 2^33442312040 is an apocalyptic number.

It is an amenable number.

33442312040 is an abundant number, since it is smaller than the sum of its proper divisors (42089017240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33442312040 is a wasteful number, since it uses less digits than its factorization.

33442312040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179201 (or 3179197 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 33442312040 its reverse (4021324433), we get a palindrome (37463636473).

The spelling of 33442312040 in words is "thirty-three billion, four hundred forty-two million, three hundred twelve thousand, forty".