5202776989 has 2 divisors, whose sum is σ = 5202776990. Its totient is φ = 5202776988.

The previous prime is 5202776963. The next prime is 5202777007. The reversal of 5202776989 is 9896772025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4600908900 + 601868089 = 67830^2 + 24533^2 .

It is a cyclic number.

It is not a de Polignac number, because 5202776989 - 2¹⁵ = 5202744221 is a prime.

It is a super-2 number, since 2×5202776989² = 54137776794535812242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5202774989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601388494 + 2601388495.

It is an arithmetic number, because the mean of its divisors is an integer number (2601388495).

Almost surely, 2^5202776989 is an apocalyptic number.

It is an amenable number.

5202776989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5202776989 is an equidigital number, since it uses as much as digits as its factorization.

5202776989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The square root of 5202776989 is about 72130.2778935448. The cubic root of 5202776989 is about 1732.7865579099.

The spelling of 5202776989 in words is "five billion, two hundred two million, seven hundred seventy-six thousand, nine hundred eighty-nine".