6436807846 has 8 divisors (see below), whose sum is σ = 11034527760. Its totient is φ = 2758631928.

The previous prime is 6436807841. The next prime is 6436807879. The reversal of 6436807846 is 6487086346.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 6436807793 and 6436807802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6436807841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229885981 + ... + 229886008.

It is an arithmetic number, because the mean of its divisors is an integer number (1379315970).

Almost surely, 2^6436807846 is an apocalyptic number.

6436807846 is a deficient number, since it is larger than the sum of its proper divisors (4597719914).

6436807846 is a wasteful number, since it uses less digits than its factorization.

6436807846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459771998.

The product of its (nonzero) digits is 4644864, while the sum is 52.

The square root of 6436807846 is about 80229.7192192519. The cubic root of 6436807846 is about 1860.1880418436.

The spelling of 6436807846 in words is "six billion, four hundred thirty-six million, eight hundred seven thousand, eight hundred forty-six".