5639581862 has 16 divisors (see below), whose sum is σ = 8942834160. Its totient is φ = 2659911552.

The previous prime is 5639581861. The next prime is 5639581867. The reversal of 5639581862 is 2681859365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639581861) 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, 309623 + ... + 327330.

It is an arithmetic number, because the mean of its divisors is an integer number (558927135).

Almost surely, 2^5639581862 is an apocalyptic number.

5639581862 is a deficient number, since it is larger than the sum of its proper divisors (3303252298).

5639581862 is a wasteful number, since it uses less digits than its factorization.

5639581862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637207.

The product of its digits is 3110400, while the sum is 53.

The square root of 5639581862 is about 75097.1494931732. The cubic root of 5639581862 is about 1779.9821003544.

The spelling of 5639581862 in words is "five billion, six hundred thirty-nine million, five hundred eighty-one thousand, eight hundred sixty-two".