5628787890631 has 2 divisors, whose sum is σ = 5628787890632. Its totient is φ = 5628787890630.

The previous prime is 5628787890529. The next prime is 5628787890637. The reversal of 5628787890631 is 1360987878265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5628787890631 - 2¹¹ = 5628787888583 is a prime.

It is a super-2 number, since 2×5628787890631² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5628787890637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2814393945315 + 2814393945316.

It is an arithmetic number, because the mean of its divisors is an integer number (2814393945316).

Almost surely, 2^{5628787890631} is an apocalyptic number.

5628787890631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5628787890631 is an equidigital number, since it uses as much as digits as its factorization.

5628787890631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243855360, while the sum is 70.

The spelling of 5628787890631 in words is "five trillion, six hundred twenty-eight billion, seven hundred eighty-seven million, eight hundred ninety thousand, six hundred thirty-one".