3313660643345 has 32 divisors (see below), whose sum is σ = 4533707808000. Its totient is φ = 2304820617984.

The previous prime is 3313660643299. The next prime is 3313660643351. The reversal of 3313660643345 is 5433460663133.

It is a cyclic number.

It is not a de Polignac number, because 3313660643345 - 2⁶ = 3313660643281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3313660643345.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7541045 + ... + 7968354.

It is an arithmetic number, because the mean of its divisors is an integer number (141678369000).

Almost surely, 2^{3313660643345} is an apocalyptic number.

It is an amenable number.

3313660643345 is a deficient number, since it is larger than the sum of its proper divisors (1220047164655).

3313660643345 is a wasteful number, since it uses less digits than its factorization.

3313660643345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15509609.

The product of its (nonzero) digits is 4199040, while the sum is 47.

The spelling of 3313660643345 in words is "three trillion, three hundred thirteen billion, six hundred sixty million, six hundred forty-three thousand, three hundred forty-five".