87608038361 has 2 divisors, whose sum is σ = 87608038362. Its totient is φ = 87608038360.

The previous prime is 87608038327. The next prime is 87608038373. The reversal of 87608038361 is 16383080678.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62091170761 + 25516867600 = 249181^2 + 159740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87608038361 is a prime.

It is not a weakly prime, because it can be changed into another prime (87608038061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43804019180 + 43804019181.

It is an arithmetic number, because the mean of its divisors is an integer number (43804019181).

Almost surely, 2^87608038361 is an apocalyptic number.

It is an amenable number.

87608038361 is a deficient number, since it is larger than the sum of its proper divisors (1).

87608038361 is an equidigital number, since it uses as much as digits as its factorization.

87608038361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 87608038361 in words is "eighty-seven billion, six hundred eight million, thirty-eight thousand, three hundred sixty-one".