6334457851 has 4 divisors (see below), whose sum is σ = 6336903352. Its totient is φ = 6332012352.

The previous prime is 6334457813. The next prime is 6334457897. The reversal of 6334457851 is 1587544336.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6334457851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6334457351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218861 + ... + 1224046.

It is an arithmetic number, because the mean of its divisors is an integer number (1584225838).

Almost surely, 2^6334457851 is an apocalyptic number.

6334457851 is a deficient number, since it is larger than the sum of its proper divisors (2445501).

6334457851 is a wasteful number, since it uses less digits than its factorization.

6334457851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445500.

The product of its digits is 1209600, while the sum is 46.

The square root of 6334457851 is about 79589.3073911314. The cubic root of 6334457851 is about 1850.2758635131.

The spelling of 6334457851 in words is "six billion, three hundred thirty-four million, four hundred fifty-seven thousand, eight hundred fifty-one".