5490028693 has 2 divisors, whose sum is σ = 5490028694. Its totient is φ = 5490028692.

The previous prime is 5490028679. The next prime is 5490028697. The reversal of 5490028693 is 3968200945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5121119844 + 368908849 = 71562^2 + 19207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5490028693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5490028697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2745014346 + 2745014347.

It is an arithmetic number, because the mean of its divisors is an integer number (2745014347).

Almost surely, 2^5490028693 is an apocalyptic number.

It is an amenable number.

5490028693 is a deficient number, since it is larger than the sum of its proper divisors (1).

5490028693 is an equidigital number, since it uses as much as digits as its factorization.

5490028693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 5490028693 is about 74094.7278353865. The cubic root of 5490028693 is about 1764.1067894217.

The spelling of 5490028693 in words is "five billion, four hundred ninety million, twenty-eight thousand, six hundred ninety-three".