4256626824 has 48 divisors (see below), whose sum is σ = 11531573820. Its totient is φ = 1418480640.

The previous prime is 4256626823. The next prime is 4256626831. The reversal of 4256626824 is 4286266524.

4256626824 is a `hidden beast` number, since 4 + 2 + 566 + 2 + 6 + 82 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4164120900 + 92505924 = 64530^2 + 9618^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4256626824.

It is not an unprimeable number, because it can be changed into a prime (4256626823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375804 + ... + 386964.

Almost surely, 2^4256626824 is an apocalyptic number.

It is an amenable number.

4256626824 is an abundant number, since it is smaller than the sum of its proper divisors (7274946996).

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

4256626824 is a wasteful number, since it uses less digits than its factorization.

4256626824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16470 (or 16463 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The square root of 4256626824 is about 65242.8296749919. The cubic root of 4256626824 is about 1620.6473590193.

The spelling of 4256626824 in words is "four billion, two hundred fifty-six million, six hundred twenty-six thousand, eight hundred twenty-four".