8050077521 has 2 divisors, whose sum is σ = 8050077522. Its totient is φ = 8050077520.

The previous prime is 8050077517. The next prime is 8050077527. The reversal of 8050077521 is 1257700508.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7670256400 + 379821121 = 87580^2 + 19489^2 .

It is a cyclic number.

It is not a de Polignac number, because 8050077521 - 2² = 8050077517 is a prime.

It is not a weakly prime, because it can be changed into another prime (8050077527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4025038760 + 4025038761.

It is an arithmetic number, because the mean of its divisors is an integer number (4025038761).

Almost surely, 2^8050077521 is an apocalyptic number.

It is an amenable number.

8050077521 is a deficient number, since it is larger than the sum of its proper divisors (1).

8050077521 is an equidigital number, since it uses as much as digits as its factorization.

8050077521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 35.

The square root of 8050077521 is about 89722.2242312349. The cubic root of 8050077521 is about 2004.1644494120.

The spelling of 8050077521 in words is "eight billion, fifty million, seventy-seven thousand, five hundred twenty-one".