4255384507618 has 8 divisors (see below), whose sum is σ = 6397044108012. Its totient is φ = 2123036471616.

The previous prime is 4255384507613. The next prime is 4255384507651. The reversal of 4255384507618 is 8167054835524.

It can be written as a sum of positive squares in 2 ways, for example, as 4157141754649 + 98242752969 = 2038907^2 + 313437^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4255384507613) 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 3 ways as a sum of consecutive naturals, for example, 2327889955 + ... + 2327891782.

Almost surely, 2^{4255384507618} is an apocalyptic number.

4255384507618 is a deficient number, since it is larger than the sum of its proper divisors (2141659600394).

4255384507618 is a wasteful number, since it uses less digits than its factorization.

4255384507618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4655782196.

The product of its (nonzero) digits is 32256000, while the sum is 58.

The spelling of 4255384507618 in words is "four trillion, two hundred fifty-five billion, three hundred eighty-four million, five hundred seven thousand, six hundred eighteen".