3565234540939 has 4 divisors (see below), whose sum is σ = 3583900690560. Its totient is φ = 3546568391320.

The previous prime is 3565234540921. The next prime is 3565234540951. The reversal of 3565234540939 is 9390454325653.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3565234540939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3565234540969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9333074524 + ... + 9333074905.

It is an arithmetic number, because the mean of its divisors is an integer number (895975172640).

Almost surely, 2^{3565234540939} is an apocalyptic number.

3565234540939 is a deficient number, since it is larger than the sum of its proper divisors (18666149621).

3565234540939 is a wasteful number, since it uses less digits than its factorization.

3565234540939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18666149620.

The product of its (nonzero) digits is 52488000, while the sum is 58.

The spelling of 3565234540939 in words is "three trillion, five hundred sixty-five billion, two hundred thirty-four million, five hundred forty thousand, nine hundred thirty-nine".