4527427618 has 36 divisors (see below), whose sum is σ = 7944025590. Its totient is φ = 1929545856.

The previous prime is 4527427577. The next prime is 4527427637. The reversal of 4527427618 is 8167247254.

It can be written as a sum of positive squares in only one way, i.e., 4505497129 + 21930489 = 67123^2 + 4683^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4872978 + ... + 4873906.

Almost surely, 2^4527427618 is an apocalyptic number.

4527427618 is a deficient number, since it is larger than the sum of its proper divisors (3416597972).

4527427618 is an equidigital number, since it uses as much as digits as its factorization.

4527427618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391 (or 1161 counting only the distinct ones).

The product of its digits is 752640, while the sum is 46.

The square root of 4527427618 is about 67286.1621583517. The cubic root of 4527427618 is about 1654.3110549329.

The spelling of 4527427618 in words is "four billion, five hundred twenty-seven million, four hundred twenty-seven thousand, six hundred eighteen".