5052756781 has 2 divisors, whose sum is σ = 5052756782. Its totient is φ = 5052756780.

The previous prime is 5052756767. The next prime is 5052756829. The reversal of 5052756781 is 1876572505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4992694281 + 60062500 = 70659^2 + 7750^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5052756781 is a prime.

It is a super-2 number, since 2×5052756781² = 51060702175882963922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5052757781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526378390 + 2526378391.

It is an arithmetic number, because the mean of its divisors is an integer number (2526378391).

Almost surely, 2^5052756781 is an apocalyptic number.

It is an amenable number.

5052756781 is a deficient number, since it is larger than the sum of its proper divisors (1).

5052756781 is an equidigital number, since it uses as much as digits as its factorization.

5052756781 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 46.

The square root of 5052756781 is about 71082.7460147679. The cubic root of 5052756781 is about 1715.9691056257.

The spelling of 5052756781 in words is "five billion, fifty-two million, seven hundred fifty-six thousand, seven hundred eighty-one".