6656735466 has 32 divisors (see below), whose sum is σ = 14795542080. Its totient is φ = 2218492368.

The previous prime is 6656735447. The next prime is 6656735507. The reversal of 6656735466 is 6645376566.

6656735466 is a `hidden beast` number, since 6 + 6 + 567 + 35 + 46 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 15 ways as a sum of consecutive naturals, for example, 430725 + ... + 445911.

It is an arithmetic number, because the mean of its divisors is an integer number (462360690).

Almost surely, 2^6656735466 is an apocalyptic number.

6656735466 is an abundant number, since it is smaller than the sum of its proper divisors (8138806614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6656735466 is a wasteful number, since it uses less digits than its factorization.

6656735466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23315 (or 23309 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 54.

The square root of 6656735466 is about 81588.8194913985. The cubic root of 6656735466 is about 1881.1370315479.

The spelling of 6656735466 in words is "six billion, six hundred fifty-six million, seven hundred thirty-five thousand, four hundred sixty-six".