3305305423540 has 24 divisors (see below), whose sum is σ = 6955278154272. Its totient is φ = 1319429452320.

The previous prime is 3305305423463. The next prime is 3305305423543. The reversal of 3305305423540 is 453245035033.

It is a super-2 number, since 2×3305305423540² (a number of 26 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 3305305423540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3305305423543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168284754 + ... + 168304393.

It is an arithmetic number, because the mean of its divisors is an integer number (289803256428).

Almost surely, 2^{3305305423540} is an apocalyptic number.

It is an amenable number.

3305305423540 is an abundant number, since it is smaller than the sum of its proper divisors (3649972730732).

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

3305305423540 is a wasteful number, since it uses less digits than its factorization.

3305305423540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336589647 (or 336589645 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 37.

The spelling of 3305305423540 in words is "three trillion, three hundred five billion, three hundred five million, four hundred twenty-three thousand, five hundred forty".