89845281763 has 2 divisors, whose sum is σ = 89845281764. Its totient is φ = 89845281762.

The previous prime is 89845281749. The next prime is 89845281781. The reversal of 89845281763 is 36718254898.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89845281763 is a prime.

It is not a weakly prime, because it can be changed into another prime (89845281793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44922640881 + 44922640882.

It is an arithmetic number, because the mean of its divisors is an integer number (44922640882).

Almost surely, 2^89845281763 is an apocalyptic number.

89845281763 is a deficient number, since it is larger than the sum of its proper divisors (1).

89845281763 is an equidigital number, since it uses as much as digits as its factorization.

89845281763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23224320, while the sum is 61.

The spelling of 89845281763 in words is "eighty-nine billion, eight hundred forty-five million, two hundred eighty-one thousand, seven hundred sixty-three".