89122671797 has 2 divisors, whose sum is σ = 89122671798. Its totient is φ = 89122671796.

The previous prime is 89122671769. The next prime is 89122671811. The reversal of 89122671797 is 79717622198.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88370047441 + 752624356 = 297271^2 + 27434^2 .

It is a cyclic number.

It is not a de Polignac number, because 89122671797 - 2¹⁰ = 89122670773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89122679797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44561335898 + 44561335899.

It is an arithmetic number, because the mean of its divisors is an integer number (44561335899).

Almost surely, 2^89122671797 is an apocalyptic number.

It is an amenable number.

89122671797 is a deficient number, since it is larger than the sum of its proper divisors (1).

89122671797 is an equidigital number, since it uses as much as digits as its factorization.

89122671797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 59.

The spelling of 89122671797 in words is "eighty-nine billion, one hundred twenty-two million, six hundred seventy-one thousand, seven hundred ninety-seven".