86557667353 has 2 divisors, whose sum is σ = 86557667354. Its totient is φ = 86557667352.

The previous prime is 86557667323. The next prime is 86557667363. The reversal of 86557667353 is 35376675568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70951911424 + 15605755929 = 266368^2 + 124923^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86557667353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86557667291 and 86557667300.

It is not a weakly prime, because it can be changed into another prime (86557667323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43278833676 + 43278833677.

It is an arithmetic number, because the mean of its divisors is an integer number (43278833677).

Almost surely, 2^86557667353 is an apocalyptic number.

It is an amenable number.

86557667353 is a deficient number, since it is larger than the sum of its proper divisors (1).

86557667353 is an equidigital number, since it uses as much as digits as its factorization.

86557667353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256000, while the sum is 61.

The spelling of 86557667353 in words is "eighty-six billion, five hundred fifty-seven million, six hundred sixty-seven thousand, three hundred fifty-three".