89345269523 has 2 divisors, whose sum is σ = 89345269524. Its totient is φ = 89345269522.

The previous prime is 89345269501. The next prime is 89345269543. The reversal of 89345269523 is 32596254398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89345269523 - 2³⁶ = 20625792787 is a prime.

It is a super-2 number, since 2×89345269523² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89345269543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44672634761 + 44672634762.

It is an arithmetic number, because the mean of its divisors is an integer number (44672634762).

Almost surely, 2^89345269523 is an apocalyptic number.

89345269523 is a deficient number, since it is larger than the sum of its proper divisors (1).

89345269523 is an equidigital number, since it uses as much as digits as its factorization.

89345269523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13996800, while the sum is 56.

The spelling of 89345269523 in words is "eighty-nine billion, three hundred forty-five million, two hundred sixty-nine thousand, five hundred twenty-three".