6643275315330 has 32 divisors (see below), whose sum is σ = 16092868809024. Its totient is φ = 1754983633856.

The previous prime is 6643275315211. The next prime is 6643275315349. The reversal of 6643275315330 is 335135723466.

It is a self number, because there is not a number n which added to its sum of digits gives 6643275315330.

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, 1034774877 + ... + 1034781296.

It is an arithmetic number, because the mean of its divisors is an integer number (502902150282).

Almost surely, 2^{6643275315330} is an apocalyptic number.

6643275315330 is an abundant number, since it is smaller than the sum of its proper divisors (9449593493694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6643275315330 is a wasteful number, since it uses less digits than its factorization.

6643275315330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069556290.

The product of its (nonzero) digits is 4082400, while the sum is 48.

The spelling of 6643275315330 in words is "six trillion, six hundred forty-three billion, two hundred seventy-five million, three hundred fifteen thousand, three hundred thirty".