89343590429 has 2 divisors, whose sum is σ = 89343590430. Its totient is φ = 89343590428.

The previous prime is 89343590419. The next prime is 89343590449. The reversal of 89343590429 is 92409534398.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83911605625 + 5431984804 = 289675^2 + 73702^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89343590429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89343590419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44671795214 + 44671795215.

It is an arithmetic number, because the mean of its divisors is an integer number (44671795215).

Almost surely, 2^89343590429 is an apocalyptic number.

It is an amenable number.

89343590429 is a deficient number, since it is larger than the sum of its proper divisors (1).

89343590429 is an equidigital number, since it uses as much as digits as its factorization.

89343590429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 89343590429 in words is "eighty-nine billion, three hundred forty-three million, five hundred ninety thousand, four hundred twenty-nine".