4256579164 has 24 divisors (see below), whose sum is σ = 7646382576. Its totient is φ = 2072112000.

The previous prime is 4256579161. The next prime is 4256579189. The reversal of 4256579164 is 4619756524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4256579161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54094 + ... + 106954.

It is an arithmetic number, because the mean of its divisors is an integer number (318599274).

Almost surely, 2^4256579164 is an apocalyptic number.

It is an amenable number.

4256579164 is a deficient number, since it is larger than the sum of its proper divisors (3389803412).

4256579164 is a wasteful number, since it uses less digits than its factorization.

4256579164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53397 (or 53395 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The square root of 4256579164 is about 65242.4644231041. The cubic root of 4256579164 is about 1620.6413103846.

The spelling of 4256579164 in words is "four billion, two hundred fifty-six million, five hundred seventy-nine thousand, one hundred sixty-four".