6565345042 has 8 divisors (see below), whose sum is σ = 9943629696. Its totient is φ = 3250801812.

The previous prime is 6565344991. The next prime is 6565345051. The reversal of 6565345042 is 2405435656.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6565344986 and 6565345004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15935098 + ... + 15935509.

It is an arithmetic number, because the mean of its divisors is an integer number (1242953712).

Almost surely, 2^6565345042 is an apocalyptic number.

6565345042 is a deficient number, since it is larger than the sum of its proper divisors (3378284654).

6565345042 is a wasteful number, since it uses less digits than its factorization.

6565345042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31870712.

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 6565345042 is about 81026.8168077705. The cubic root of 6565345042 is about 1872.4886120841.

The spelling of 6565345042 in words is "six billion, five hundred sixty-five million, three hundred forty-five thousand, forty-two".