538488877 has 2 divisors, whose sum is σ = 538488878. Its totient is φ = 538488876.

The previous prime is 538488869. The next prime is 538488887. The reversal of 538488877 is 778884835.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 504721156 + 33767721 = 22466^2 + 5811^2 .

It is a cyclic number.

It is not a de Polignac number, because 538488877 - 2³ = 538488869 is a prime.

It is a super-2 number, since 2×538488877² = 579940541305442258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538488887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269244438 + 269244439.

It is an arithmetic number, because the mean of its divisors is an integer number (269244439).

Almost surely, 2^538488877 is an apocalyptic number.

It is an amenable number.

538488877 is a deficient number, since it is larger than the sum of its proper divisors (1).

538488877 is an equidigital number, since it uses as much as digits as its factorization.

538488877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12042240, while the sum is 58.

The square root of 538488877 is about 23205.3631085575. The cubic root of 538488877 is about 813.5649792386.

The spelling of 538488877 in words is "five hundred thirty-eight million, four hundred eighty-eight thousand, eight hundred seventy-seven".