4840638567 has 4 divisors (see below), whose sum is σ = 6454184760. Its totient is φ = 3227092376.

The previous prime is 4840638557. The next prime is 4840638571. The reversal of 4840638567 is 7658360484.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4840638567 - 2¹¹ = 4840636519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4840638557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 806773092 + ... + 806773097.

It is an arithmetic number, because the mean of its divisors is an integer number (1613546190).

Almost surely, 2^4840638567 is an apocalyptic number.

4840638567 is a deficient number, since it is larger than the sum of its proper divisors (1613546193).

4840638567 is a wasteful number, since it uses less digits than its factorization.

4840638567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613546192.

The product of its (nonzero) digits is 3870720, while the sum is 51.

The square root of 4840638567 is about 69574.6977499723. The cubic root of 4840638567 is about 1691.6124995649.

The spelling of 4840638567 in words is "four billion, eight hundred forty million, six hundred thirty-eight thousand, five hundred sixty-seven".