6851366525 has 12 divisors (see below), whose sum is σ = 8496852000. Its totient is φ = 5480346480.

The previous prime is 6851366519. The next prime is 6851366567. The reversal of 6851366525 is 5256631586.

It is not a de Polignac number, because 6851366525 - 2²² = 6847172221 is a prime.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6851366525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237326 + ... + 264624.

It is an arithmetic number, because the mean of its divisors is an integer number (708071000).

Almost surely, 2^6851366525 is an apocalyptic number.

It is an amenable number.

6851366525 is a deficient number, since it is larger than the sum of its proper divisors (1645485475).

6851366525 is a wasteful number, since it uses less digits than its factorization.

6851366525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37348 (or 37343 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 47.

The square root of 6851366525 is about 82772.9818539842. The cubic root of 6851366525 is about 1899.2948930238.

The spelling of 6851366525 in words is "six billion, eight hundred fifty-one million, three hundred sixty-six thousand, five hundred twenty-five".