5589987631 has 2 divisors, whose sum is σ = 5589987632. Its totient is φ = 5589987630.

The previous prime is 5589987593. The next prime is 5589987649. The reversal of 5589987631 is 1367899855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5589987631 - 2⁷ = 5589987503 is a prime.

It is a super-2 number, since 2×5589987631² = 62495923429465984322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5589987631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5589987661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2794993815 + 2794993816.

It is an arithmetic number, because the mean of its divisors is an integer number (2794993816).

Almost surely, 2^5589987631 is an apocalyptic number.

5589987631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5589987631 is an equidigital number, since it uses as much as digits as its factorization.

5589987631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 61.

The square root of 5589987631 is about 74766.2198522836. The cubic root of 5589987631 is about 1774.7490361047.

The spelling of 5589987631 in words is "five billion, five hundred eighty-nine million, nine hundred eighty-seven thousand, six hundred thirty-one".