87365602601 has 2 divisors, whose sum is σ = 87365602602. Its totient is φ = 87365602600.

The previous prime is 87365602579. The next prime is 87365602631. The reversal of 87365602601 is 10620656378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83708376976 + 3657225625 = 289324^2 + 60475^2 .

It is a cyclic number.

It is not a de Polignac number, because 87365602601 - 2²² = 87361408297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (87365602631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43682801300 + 43682801301.

It is an arithmetic number, because the mean of its divisors is an integer number (43682801301).

Almost surely, 2^87365602601 is an apocalyptic number.

It is an amenable number.

87365602601 is a deficient number, since it is larger than the sum of its proper divisors (1).

87365602601 is an equidigital number, since it uses as much as digits as its factorization.

87365602601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 87365602601 in words is "eighty-seven billion, three hundred sixty-five million, six hundred two thousand, six hundred one".