5821988693 has 2 divisors, whose sum is σ = 5821988694. Its totient is φ = 5821988692.

The previous prime is 5821988687. The next prime is 5821988713. The reversal of 5821988693 is 3968891285.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5060615044 + 761373649 = 71138^2 + 27593^2 .

It is a cyclic number.

It is not a de Polignac number, because 5821988693 - 2⁴ = 5821988677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5821988993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2910994346 + 2910994347.

It is an arithmetic number, because the mean of its divisors is an integer number (2910994347).

Almost surely, 2^5821988693 is an apocalyptic number.

It is an amenable number.

5821988693 is a deficient number, since it is larger than the sum of its proper divisors (1).

5821988693 is an equidigital number, since it uses as much as digits as its factorization.

5821988693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7464960, while the sum is 59.

The square root of 5821988693 is about 76301.9573340029. The cubic root of 5821988693 is about 1798.9694402269.

The spelling of 5821988693 in words is "five billion, eight hundred twenty-one million, nine hundred eighty-eight thousand, six hundred ninety-three".