33543135140 has 96 divisors (see below), whose sum is σ = 75744474624. Its totient is φ = 12444917760.

The previous prime is 33543135139. The next prime is 33543135191. The reversal of 33543135140 is 4153134533.

It is a super-2 number, since 2×33543135140² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33543135097 and 33543135106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5290052 + ... + 5296388.

It is an arithmetic number, because the mean of its divisors is an integer number (789004944).

Almost surely, 2^33543135140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33543135140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37872237312).

33543135140 is an abundant number, since it is smaller than the sum of its proper divisors (42201339484).

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

33543135140 is a wasteful number, since it uses less digits than its factorization.

33543135140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6717 (or 6715 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 33543135140 its reverse (4153134533), we get a palindrome (37696269673).

The spelling of 33543135140 in words is "thirty-three billion, five hundred forty-three million, one hundred thirty-five thousand, one hundred forty".