6657455852 has 12 divisors (see below), whose sum is σ = 11934707736. Its totient is φ = 3247539360.

The previous prime is 6657455837. The next prime is 6657455873. The reversal of 6657455852 is 2585547566.

It is a junction number, because it is equal to n+sod(n) for n = 6657455794 and 6657455803.

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 3 ways as a sum of consecutive naturals, for example, 20296958 + ... + 20297285.

It is an arithmetic number, because the mean of its divisors is an integer number (994558978).

Almost surely, 2^6657455852 is an apocalyptic number.

It is an amenable number.

6657455852 is a deficient number, since it is larger than the sum of its proper divisors (5277251884).

6657455852 is a wasteful number, since it uses less digits than its factorization.

6657455852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40594288 (or 40594286 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 53.

The square root of 6657455852 is about 81593.2341067567. The cubic root of 6657455852 is about 1881.2048874264.

The spelling of 6657455852 in words is "six billion, six hundred fifty-seven million, four hundred fifty-five thousand, eight hundred fifty-two".