6857265782 has 16 divisors (see below), whose sum is σ = 10688976000. Its totient is φ = 3295758720.

The previous prime is 6857265763. The next prime is 6857265797. The reversal of 6857265782 is 2875627586.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 361907 + ... + 380382.

It is an arithmetic number, because the mean of its divisors is an integer number (668061000).

Almost surely, 2^6857265782 is an apocalyptic number.

6857265782 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

6857265782 is a deficient number, since it is larger than the sum of its proper divisors (3831710218).

6857265782 is a wasteful number, since it uses less digits than its factorization.

6857265782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742471.

The product of its digits is 11289600, while the sum is 56.

The square root of 6857265782 is about 82808.6093470963. The cubic root of 6857265782 is about 1899.8398555698.

The spelling of 6857265782 in words is "six billion, eight hundred fifty-seven million, two hundred sixty-five thousand, seven hundred eighty-two".