5082640861 has 4 divisors (see below), whose sum is σ = 5154227424. Its totient is φ = 5011054300.

The previous prime is 5082640831. The next prime is 5082640873. The reversal of 5082640861 is 1680462805.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5082640861 - 2²¹ = 5080543709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5082640811) 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, 35793175 + ... + 35793316.

It is an arithmetic number, because the mean of its divisors is an integer number (1288556856).

Almost surely, 2^5082640861 is an apocalyptic number.

It is an amenable number.

5082640861 is a deficient number, since it is larger than the sum of its proper divisors (71586563).

5082640861 is an equidigital number, since it uses as much as digits as its factorization.

5082640861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71586562.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 5082640861 is about 71292.6424043884. The cubic root of 5082640861 is about 1719.3454401575.

The spelling of 5082640861 in words is "five billion, eighty-two million, six hundred forty thousand, eight hundred sixty-one".