355983606643 has 16 divisors (see below), whose sum is σ = 428303358720. Its totient is φ = 289034022816.

The previous prime is 355983606617. The next prime is 355983606647. The reversal of 355983606643 is 346606389553.

It is not a de Polignac number, because 355983606643 - 2⁵ = 355983606611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355983606647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 955905 + ... + 1275037.

It is an arithmetic number, because the mean of its divisors is an integer number (26768959920).

Almost surely, 2^355983606643 is an apocalyptic number.

355983606643 is a deficient number, since it is larger than the sum of its proper divisors (72319752077).

355983606643 is a wasteful number, since it uses less digits than its factorization.

355983606643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327546.

The product of its (nonzero) digits is 41990400, while the sum is 58.

The spelling of 355983606643 in words is "three hundred fifty-five billion, nine hundred eighty-three million, six hundred six thousand, six hundred forty-three".