6841620904 has 8 divisors (see below), whose sum is σ = 12828039210. Its totient is φ = 3420810448.

The previous prime is 6841620899. The next prime is 6841620959. The reversal of 6841620904 is 4090261486.

It can be written as a sum of positive squares in only one way, i.e., 6057508900 + 784112004 = 77830^2 + 28002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427601299 + ... + 427601314.

Almost surely, 2^6841620904 is an apocalyptic number.

It is an amenable number.

6841620904 is a deficient number, since it is larger than the sum of its proper divisors (5986418306).

6841620904 is a wasteful number, since it uses less digits than its factorization.

6841620904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855202619 (or 855202615 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 6841620904 is about 82714.0913266899. The cubic root of 6841620904 is about 1898.3939247572.

The spelling of 6841620904 in words is "six billion, eight hundred forty-one million, six hundred twenty thousand, nine hundred four".