6785229685 has 8 divisors (see below), whose sum is σ = 8768604600. Its totient is φ = 5010631104.

The previous prime is 6785229641. The next prime is 6785229691. The reversal of 6785229685 is 5869225876.

It can be written as a sum of positive squares in 4 ways, for example, as 1264442481 + 5520787204 = 35559^2 + 74302^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6785229685 - 2¹³ = 6785221493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52194010 + ... + 52194139.

It is an arithmetic number, because the mean of its divisors is an integer number (1096075575).

Almost surely, 2^6785229685 is an apocalyptic number.

6785229685 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6785229685 is a deficient number, since it is larger than the sum of its proper divisors (1983374915).

6785229685 is a wasteful number, since it uses less digits than its factorization.

6785229685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104388167.

The product of its digits is 14515200, while the sum is 58.

The square root of 6785229685 is about 82372.5056375002. The cubic root of 6785229685 is about 1893.1637691958.

The spelling of 6785229685 in words is "six billion, seven hundred eighty-five million, two hundred twenty-nine thousand, six hundred eighty-five".