4847851642 has 16 divisors (see below), whose sum is σ = 7540957800. Its totient is φ = 2334608640.

The previous prime is 4847851639. The next prime is 4847851649. The reversal of 4847851642 is 2461587484.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4826219841 + 21631801 = 69471^2 + 4651^2 .

It is not an unprimeable number, because it can be changed into a prime (4847851649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78459 + ... + 125902.

Almost surely, 2^4847851642 is an apocalyptic number.

4847851642 is a deficient number, since it is larger than the sum of its proper divisors (2693106158).

4847851642 is a wasteful number, since it uses less digits than its factorization.

4847851642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204801.

The product of its digits is 1720320, while the sum is 49.

The square root of 4847851642 is about 69626.5153659150. The cubic root of 4847851642 is about 1692.4523110927.

The spelling of 4847851642 in words is "four billion, eight hundred forty-seven million, eight hundred fifty-one thousand, six hundred forty-two".