6646350563342 has 32 divisors (see below), whose sum is σ = 11423330955264. Its totient is φ = 2841048302400.

The previous prime is 6646350563291. The next prime is 6646350563389. The reversal of 6646350563342 is 2433650536466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8374898 + ... + 9134090.

It is an arithmetic number, because the mean of its divisors is an integer number (356979092352).

Almost surely, 2^{6646350563342} is an apocalyptic number.

6646350563342 is a deficient number, since it is larger than the sum of its proper divisors (4776980391922).

6646350563342 is a wasteful number, since it uses less digits than its factorization.

6646350563342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760824.

The product of its (nonzero) digits is 27993600, while the sum is 53.

The spelling of 6646350563342 in words is "six trillion, six hundred forty-six billion, three hundred fifty million, five hundred sixty-three thousand, three hundred forty-two".