6547856798 has 64 divisors (see below), whose sum is σ = 12355338240. Its totient is φ = 2537596512.

The previous prime is 6547856773. The next prime is 6547856801. The reversal of 6547856798 is 8976587456.

It is a super-2 number, since 2×6547856798² = 85748857294229625608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4177811 + ... + 4179377.

It is an arithmetic number, because the mean of its divisors is an integer number (193052160).

Almost surely, 2^6547856798 is an apocalyptic number.

6547856798 is a deficient number, since it is larger than the sum of its proper divisors (5807481442).

6547856798 is a wasteful number, since it uses less digits than its factorization.

6547856798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301.

The product of its digits is 101606400, while the sum is 65.

The square root of 6547856798 is about 80918.8284517269. The cubic root of 6547856798 is about 1870.8245382488.

The spelling of 6547856798 in words is "six billion, five hundred forty-seven million, eight hundred fifty-six thousand, seven hundred ninety-eight".