89452258309 has 2 divisors, whose sum is σ = 89452258310. Its totient is φ = 89452258308.

The previous prime is 89452258303. The next prime is 89452258331. The reversal of 89452258309 is 90385225498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76201946209 + 13250312100 = 276047^2 + 115110^2 .

It is a cyclic number.

It is not a de Polignac number, because 89452258309 - 2¹¹ = 89452256261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89452258309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89452258303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44726129154 + 44726129155.

It is an arithmetic number, because the mean of its divisors is an integer number (44726129155).

Almost surely, 2^89452258309 is an apocalyptic number.

It is an amenable number.

89452258309 is a deficient number, since it is larger than the sum of its proper divisors (1).

89452258309 is an equidigital number, since it uses as much as digits as its factorization.

89452258309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 89452258309 in words is "eighty-nine billion, four hundred fifty-two million, two hundred fifty-eight thousand, three hundred nine".