4949956618 has 16 divisors (see below), whose sum is σ = 7473029256. Its totient is φ = 2458967040.

The previous prime is 4949956603. The next prime is 4949956621. The reversal of 4949956618 is 8166599494.

It can be written as a sum of positive squares in 4 ways, for example, as 3698707489 + 1251249129 = 60817^2 + 35373^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602458 + ... + 610618.

Almost surely, 2^4949956618 is an apocalyptic number.

4949956618 is a deficient number, since it is larger than the sum of its proper divisors (2523072638).

4949956618 is a wasteful number, since it uses less digits than its factorization.

4949956618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10089.

The product of its digits is 16796160, while the sum is 61.

The square root of 4949956618 is about 70355.9280942267. The cubic root of 4949956618 is about 1704.2519421187.

The spelling of 4949956618 in words is "four billion, nine hundred forty-nine million, nine hundred fifty-six thousand, six hundred eighteen".