6855851451 has 8 divisors (see below), whose sum is σ = 9148651344. Its totient is φ = 4566809600.

The previous prime is 6855851437. The next prime is 6855851467. The reversal of 6855851451 is 1541585586.

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 6855851451 - 2⁵ = 6855851419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6855851451.

It is not an unprimeable number, because it can be changed into a prime (6855851251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935250 + ... + 942551.

It is an arithmetic number, because the mean of its divisors is an integer number (1143581418).

Almost surely, 2^6855851451 is an apocalyptic number.

6855851451 is a deficient number, since it is larger than the sum of its proper divisors (2292799893).

6855851451 is a wasteful number, since it uses less digits than its factorization.

6855851451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879021.

The product of its digits is 960000, while the sum is 48.

The square root of 6855851451 is about 82800.0691485219. The cubic root of 6855851451 is about 1899.7092307579.

The spelling of 6855851451 in words is "six billion, eight hundred fifty-five million, eight hundred fifty-one thousand, four hundred fifty-one".