4909245618 has 64 divisors (see below), whose sum is σ = 10937783808. Its totient is φ = 1461934080.

The previous prime is 4909245589. The next prime is 4909245647. The reversal of 4909245618 is 8165429094.

It is an interprime number because it is at equal distance from previous prime (4909245589) and next prime (4909245647).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138871 + ... + 170597.

It is an arithmetic number, because the mean of its divisors is an integer number (170902872).

Almost surely, 2^4909245618 is an apocalyptic number.

4909245618 is an abundant number, since it is smaller than the sum of its proper divisors (6028538190).

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

4909245618 is a wasteful number, since it uses less digits than its factorization.

4909245618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31827.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 4909245618 is about 70066.0090057940. The cubic root of 4909245618 is about 1699.5668582770.

The spelling of 4909245618 in words is "four billion, nine hundred nine million, two hundred forty-five thousand, six hundred eighteen".