6255878459 has 8 divisors (see below), whose sum is σ = 6725245440. Its totient is φ = 5800522536.

The previous prime is 6255878449. The next prime is 6255878471. The reversal of 6255878459 is 9548785526.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6255878459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6255878398 and 6255878407.

It is not an unprimeable number, because it can be changed into a prime (6255878449) 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, 3501839 + ... + 3503624.

It is an arithmetic number, because the mean of its divisors is an integer number (840655680).

Almost surely, 2^6255878459 is an apocalyptic number.

6255878459 is a deficient number, since it is larger than the sum of its proper divisors (469366981).

6255878459 is a wasteful number, since it uses less digits than its factorization.

6255878459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005529.

The product of its digits is 24192000, while the sum is 59.

The square root of 6255878459 is about 79094.1114053379. Note that the first 3 decimals coincide. The cubic root of 6255878459 is about 1842.5930731066.

The spelling of 6255878459 in words is "six billion, two hundred fifty-five million, eight hundred seventy-eight thousand, four hundred fifty-nine".