6467655256 has 32 divisors (see below), whose sum is σ = 12481274880. Its totient is φ = 3140676000.

The previous prime is 6467655203. The next prime is 6467655307. The reversal of 6467655256 is 6525567646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46920 + ... + 123031.

It is an arithmetic number, because the mean of its divisors is an integer number (390039840).

Almost surely, 2^6467655256 is an apocalyptic number.

It is an amenable number.

6467655256 is a deficient number, since it is larger than the sum of its proper divisors (6013619624).

6467655256 is a wasteful number, since it uses less digits than its factorization.

6467655256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170095 (or 170091 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 52.

The square root of 6467655256 is about 80421.7337291357. The cubic root of 6467655256 is about 1863.1548624103.

The spelling of 6467655256 in words is "six billion, four hundred sixty-seven million, six hundred fifty-five thousand, two hundred fifty-six".