368355385921 has 8 divisors (see below), whose sum is σ = 369255560544. Its totient is φ = 367455688320.

The previous prime is 368355385919. The next prime is 368355385961. The reversal of 368355385921 is 129583553863.

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

It is a cyclic number.

It is not a de Polignac number, because 368355385921 - 2¹ = 368355385919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (368355385961) 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, 1452246 + ... + 1686928.

It is an arithmetic number, because the mean of its divisors is an integer number (46156945068).

Almost surely, 2^368355385921 is an apocalyptic number.

It is an amenable number.

368355385921 is a deficient number, since it is larger than the sum of its proper divisors (900174623).

368355385921 is a wasteful number, since it uses less digits than its factorization.

368355385921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238511.

The product of its digits is 23328000, while the sum is 58.

The spelling of 368355385921 in words is "three hundred sixty-eight billion, three hundred fifty-five million, three hundred eighty-five thousand, nine hundred twenty-one".