3681568930965 has 8 divisors (see below), whose sum is σ = 5890510289568. Its totient is φ = 1963503429840.

The previous prime is 3681568930961. The next prime is 3681568930987. The reversal of 3681568930965 is 5690398651863.

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

It is not a de Polignac number, because 3681568930965 - 2² = 3681568930961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3681568930965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681568930961) 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, 122718964351 + ... + 122718964380.

It is an arithmetic number, because the mean of its divisors is an integer number (736313786196).

Almost surely, 2^{3681568930965} is an apocalyptic number.

It is an amenable number.

3681568930965 is a deficient number, since it is larger than the sum of its proper divisors (2208941358603).

3681568930965 is a wasteful number, since it uses less digits than its factorization.

3681568930965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245437928739.

The product of its (nonzero) digits is 251942400, while the sum is 69.

The spelling of 3681568930965 in words is "three trillion, six hundred eighty-one billion, five hundred sixty-eight million, nine hundred thirty thousand, nine hundred sixty-five".