33143313430040 has 48 divisors (see below), whose sum is σ = 81968070623040. Its totient is φ = 12052113972800.

The previous prime is 33143313430027. The next prime is 33143313430061. The reversal of 33143313430040 is 4003431334133.

It is a junction number, because it is equal to n+sod(n) for n = 33143313429979 and 33143313430006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3423891176 + ... + 3423900855.

It is an arithmetic number, because the mean of its divisors is an integer number (1707668137980).

Almost surely, 2^{33143313430040} is an apocalyptic number.

It is an amenable number.

33143313430040 is an abundant number, since it is smaller than the sum of its proper divisors (48824757193000).

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

33143313430040 is a wasteful number, since it uses less digits than its factorization.

33143313430040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6847792064 (or 6847792049 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 33143313430040 its reverse (4003431334133), we get a palindrome (37146744764173).

The spelling of 33143313430040 in words is "thirty-three trillion, one hundred forty-three billion, three hundred thirteen million, four hundred thirty thousand, forty".