6685083854 has 32 divisors (see below), whose sum is σ = 10512396000. Its totient is φ = 3185118720.

The previous prime is 6685083781. The next prime is 6685083871. The reversal of 6685083854 is 4583805866.

It is a super-2 number, since 2×6685083854² = 89380692270022986632, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6685083796 and 6685083805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224122 + ... + 1229570.

It is an arithmetic number, because the mean of its divisors is an integer number (328512375).

Almost surely, 2^6685083854 is an apocalyptic number.

6685083854 is a deficient number, since it is larger than the sum of its proper divisors (3827312146).

6685083854 is a wasteful number, since it uses less digits than its factorization.

6685083854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828.

The product of its (nonzero) digits is 5529600, while the sum is 53.

The square root of 6685083854 is about 81762.3620867206. The cubic root of 6685083854 is about 1883.8035879269.

The spelling of 6685083854 in words is "six billion, six hundred eighty-five million, eighty-three thousand, eight hundred fifty-four".