230899457443 has 2 divisors, whose sum is σ = 230899457444. Its totient is φ = 230899457442.

The previous prime is 230899457431. The next prime is 230899457473. The reversal of 230899457443 is 344754998032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230899457443 is a prime.

It is a super-3 number, since 3×230899457443³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (230899457413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115449728721 + 115449728722.

It is an arithmetic number, because the mean of its divisors is an integer number (115449728722).

Almost surely, 2^230899457443 is an apocalyptic number.

230899457443 is a deficient number, since it is larger than the sum of its proper divisors (1).

230899457443 is an equidigital number, since it uses as much as digits as its factorization.

230899457443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26127360, while the sum is 58.

The spelling of 230899457443 in words is "two hundred thirty billion, eight hundred ninety-nine million, four hundred fifty-seven thousand, four hundred forty-three".