6343022646 has 24 divisors (see below), whose sum is σ = 13759248360. Its totient is φ = 2111874336.

The previous prime is 6343022627. The next prime is 6343022659. The reversal of 6343022646 is 6462203436.

6343022646 is a `hidden beast` number, since 6 + 3 + 4 + 3 + 0 + 2 + 2 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6343022646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189655 + ... + 220578.

It is an arithmetic number, because the mean of its divisors is an integer number (573302015).

Almost surely, 2^6343022646 is an apocalyptic number.

6343022646 is an abundant number, since it is smaller than the sum of its proper divisors (7416225714).

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

6343022646 is a wasteful number, since it uses less digits than its factorization.

6343022646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411100 (or 411097 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 6343022646 is about 79643.0954069466. The cubic root of 6343022646 is about 1851.1094048026.

The spelling of 6343022646 in words is "six billion, three hundred forty-three million, twenty-two thousand, six hundred forty-six".