86688887053 has 2 divisors, whose sum is σ = 86688887054. Its totient is φ = 86688887052.

The previous prime is 86688887011. The next prime is 86688887093. The reversal of 86688887053 is 35078888668.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76896399204 + 9792487849 = 277302^2 + 98957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86688887053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86688887053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86688887093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43344443526 + 43344443527.

It is an arithmetic number, because the mean of its divisors is an integer number (43344443527).

Almost surely, 2^86688887053 is an apocalyptic number.

It is an amenable number.

86688887053 is a deficient number, since it is larger than the sum of its proper divisors (1).

86688887053 is an equidigital number, since it uses as much as digits as its factorization.

86688887053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123863040, while the sum is 67.

The spelling of 86688887053 in words is "eighty-six billion, six hundred eighty-eight million, eight hundred eighty-seven thousand, fifty-three".