6435660046 has 16 divisors (see below), whose sum is σ = 10497596976. Its totient is φ = 2946692736.

The previous prime is 6435659983. The next prime is 6435660169. The reversal of 6435660046 is 6400665346.

It is a junction number, because it is equal to n+sod(n) for n = 6435659990 and 6435660008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2556636 + ... + 2559151.

It is an arithmetic number, because the mean of its divisors is an integer number (656099811).

Almost surely, 2^6435660046 is an apocalyptic number.

6435660046 is a deficient number, since it is larger than the sum of its proper divisors (4061936930).

6435660046 is a wasteful number, since it uses less digits than its factorization.

6435660046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115843.

The product of its (nonzero) digits is 311040, while the sum is 40.

The square root of 6435660046 is about 80222.5656907082. The cubic root of 6435660046 is about 1860.0774668086.

The spelling of 6435660046 in words is "six billion, four hundred thirty-five million, six hundred sixty thousand, forty-six".