527677958161 has 2 divisors, whose sum is σ = 527677958162. Its totient is φ = 527677958160.

The previous prime is 527677958057. The next prime is 527677958167. The reversal of 527677958161 is 161859776725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 527250254400 + 427703761 = 726120^2 + 20681^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-527677958161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 527677958093 and 527677958102.

It is not a weakly prime, because it can be changed into another prime (527677958167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263838979080 + 263838979081.

It is an arithmetic number, because the mean of its divisors is an integer number (263838979081).

Almost surely, 2^527677958161 is an apocalyptic number.

It is an amenable number.

527677958161 is a deficient number, since it is larger than the sum of its proper divisors (1).

527677958161 is an equidigital number, since it uses as much as digits as its factorization.

527677958161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44452800, while the sum is 64.

The spelling of 527677958161 in words is "five hundred twenty-seven billion, six hundred seventy-seven million, nine hundred fifty-eight thousand, one hundred sixty-one".