89372916017479 has 2 divisors, whose sum is σ = 89372916017480. Its totient is φ = 89372916017478.

The previous prime is 89372916017477. The next prime is 89372916017491. The reversal of 89372916017479 is 97471061927398.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89372916017479 - 2¹ = 89372916017477 is a prime.

Together with 89372916017477, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89372916017477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44686458008739 + 44686458008740.

It is an arithmetic number, because the mean of its divisors is an integer number (44686458008740).

Almost surely, 2^{89372916017479} is an apocalyptic number.

89372916017479 is a deficient number, since it is larger than the sum of its proper divisors (1).

89372916017479 is an equidigital number, since it uses as much as digits as its factorization.

89372916017479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288054144, while the sum is 73.

The spelling of 89372916017479 in words is "eighty-nine trillion, three hundred seventy-two billion, nine hundred sixteen million, seventeen thousand, four hundred seventy-nine".