89845273601 has 2 divisors, whose sum is σ = 89845273602. Its totient is φ = 89845273600.

The previous prime is 89845273597. The next prime is 89845273697. The reversal of 89845273601 is 10637254898.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48301050625 + 41544222976 = 219775^2 + 203824^2 .

It is a cyclic number.

It is not a de Polignac number, because 89845273601 - 2² = 89845273597 is a prime.

It is not a weakly prime, because it can be changed into another prime (89845270601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44922636800 + 44922636801.

It is an arithmetic number, because the mean of its divisors is an integer number (44922636801).

It is a 1-persistent number, because it is pandigital, but 2⋅89845273601 = 179690547202 is not.

Almost surely, 2^89845273601 is an apocalyptic number.

It is an amenable number.

89845273601 is a deficient number, since it is larger than the sum of its proper divisors (1).

89845273601 is an equidigital number, since it uses as much as digits as its factorization.

89845273601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 89845273601 in words is "eighty-nine billion, eight hundred forty-five million, two hundred seventy-three thousand, six hundred one".