5076772721 has 2 divisors, whose sum is σ = 5076772722. Its totient is φ = 5076772720.

The previous prime is 5076772717. The next prime is 5076772739. The reversal of 5076772721 is 1272776705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3423537121 + 1653235600 = 58511^2 + 40660^2 .

It is a cyclic number.

It is not a de Polignac number, because 5076772721 - 2² = 5076772717 is a prime.

It is not a weakly prime, because it can be changed into another prime (5076702721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2538386360 + 2538386361.

It is an arithmetic number, because the mean of its divisors is an integer number (2538386361).

Almost surely, 2^5076772721 is an apocalyptic number.

It is an amenable number.

5076772721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5076772721 is an equidigital number, since it uses as much as digits as its factorization.

5076772721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288120, while the sum is 44.

The square root of 5076772721 is about 71251.4752198156. The cubic root of 5076772721 is about 1718.6834978461.

The spelling of 5076772721 in words is "five billion, seventy-six million, seven hundred seventy-two thousand, seven hundred twenty-one".