33530780060 has 24 divisors (see below), whose sum is σ = 70676413920. Its totient is φ = 13362449984.

The previous prime is 33530780047. The next prime is 33530780099. The reversal of 33530780060 is 6008703533.

It is a super-2 number, since 2×33530780060² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33530780060.

It is a congruent number.

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, 3110864 + ... + 3121623.

It is an arithmetic number, because the mean of its divisors is an integer number (2944850580).

Almost surely, 2^33530780060 is an apocalyptic number.

It is an amenable number.

33530780060 is an abundant number, since it is smaller than the sum of its proper divisors (37145633860).

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

33530780060 is a wasteful number, since it uses less digits than its factorization.

33530780060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6232765 (or 6232763 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 33530780060 in words is "thirty-three billion, five hundred thirty million, seven hundred eighty thousand, sixty".