4255818207479 has 16 divisors (see below), whose sum is σ = 4375850156832. Its totient is φ = 4136791938048.

The previous prime is 4255818207439. The next prime is 4255818207481. The reversal of 4255818207479 is 9747028185524.

It is a cyclic number.

It is not a de Polignac number, because 4255818207479 - 2³⁶ = 4187098730743 is a prime.

It is a super-2 number, since 2×4255818207479² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255818207439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7103867 + ... + 7679619.

It is an arithmetic number, because the mean of its divisors is an integer number (273490634802).

Almost surely, 2^{4255818207479} is an apocalyptic number.

4255818207479 is a deficient number, since it is larger than the sum of its proper divisors (120031949353).

4255818207479 is a wasteful number, since it uses less digits than its factorization.

4255818207479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576626.

The product of its (nonzero) digits is 45158400, while the sum is 62.

The spelling of 4255818207479 in words is "four trillion, two hundred fifty-five billion, eight hundred eighteen million, two hundred seven thousand, four hundred seventy-nine".