89530551601 has 2 divisors, whose sum is σ = 89530551602. Its totient is φ = 89530551600.

The previous prime is 89530551587. The next prime is 89530551661. The reversal of 89530551601 is 10615503598.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48726147600 + 40804404001 = 220740^2 + 202001^2 .

It is a cyclic number.

It is not a de Polignac number, because 89530551601 - 2¹³ = 89530543409 is a prime.

It is not a weakly prime, because it can be changed into another prime (89530551661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44765275800 + 44765275801.

It is an arithmetic number, because the mean of its divisors is an integer number (44765275801).

Almost surely, 2^89530551601 is an apocalyptic number.

It is an amenable number.

89530551601 is a deficient number, since it is larger than the sum of its proper divisors (1).

89530551601 is an equidigital number, since it uses as much as digits as its factorization.

89530551601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 43.

The spelling of 89530551601 in words is "eighty-nine billion, five hundred thirty million, five hundred fifty-one thousand, six hundred one".