527650983721 has 2 divisors, whose sum is σ = 527650983722. Its totient is φ = 527650983720.

The previous prime is 527650983701. The next prime is 527650983779. The reversal of 527650983721 is 127389056725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524755360000 + 2895623721 = 724400^2 + 53811^2 .

It is a cyclic number.

It is not a de Polignac number, because 527650983721 - 2¹³ = 527650975529 is a prime.

It is a super-3 number, since 3×527650983721³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (527650983701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263825491860 + 263825491861.

It is an arithmetic number, because the mean of its divisors is an integer number (263825491861).

Almost surely, 2^527650983721 is an apocalyptic number.

It is an amenable number.

527650983721 is a deficient number, since it is larger than the sum of its proper divisors (1).

527650983721 is an equidigital number, since it uses as much as digits as its factorization.

527650983721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 527650983721 in words is "five hundred twenty-seven billion, six hundred fifty million, nine hundred eighty-three thousand, seven hundred twenty-one".