6647858322 has 48 divisors (see below), whose sum is σ = 15697334880. Its totient is φ = 1871033472.

The previous prime is 6647858311. The next prime is 6647858363. The reversal of 6647858322 is 2238587466.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149047 + ... + 188442.

It is an arithmetic number, because the mean of its divisors is an integer number (327027810).

Almost surely, 2^6647858322 is an apocalyptic number.

6647858322 is an abundant number, since it is smaller than the sum of its proper divisors (9049476558).

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

6647858322 is a wasteful number, since it uses less digits than its factorization.

6647858322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337575 (or 337568 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 51.

The square root of 6647858322 is about 81534.3996237171. The cubic root of 6647858322 is about 1880.3004576753.

The spelling of 6647858322 in words is "six billion, six hundred forty-seven million, eight hundred fifty-eight thousand, three hundred twenty-two".