4255621574755 has 16 divisors (see below), whose sum is σ = 5121657999360. Its totient is φ = 3394561337568.

The previous prime is 4255621574731. The next prime is 4255621574759. The reversal of 4255621574755 is 5574751265524.

It is a cyclic number.

It is not a de Polignac number, because 4255621574755 - 2¹⁵ = 4255621541987 is a prime.

It is a super-2 number, since 2×4255621574755² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4255621574755.

It is not an unprimeable number, because it can be changed into a prime (4255621574759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5900044 + ... + 6581926.

It is an arithmetic number, because the mean of its divisors is an integer number (320103624960).

Almost surely, 2^{4255621574755} is an apocalyptic number.

4255621574755 is a deficient number, since it is larger than the sum of its proper divisors (866036424605).

4255621574755 is a wasteful number, since it uses less digits than its factorization.

4255621574755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685530.

The product of its digits is 58800000, while the sum is 58.

The spelling of 4255621574755 in words is "four trillion, two hundred fifty-five billion, six hundred twenty-one million, five hundred seventy-four thousand, seven hundred fifty-five".