230985375793 has 2 divisors, whose sum is σ = 230985375794. Its totient is φ = 230985375792.

The previous prime is 230985375791. The next prime is 230985375809. The reversal of 230985375793 is 397573589032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178614426384 + 52370949409 = 422628^2 + 228847^2 .

It is a cyclic number.

It is not a de Polignac number, because 230985375793 - 2¹ = 230985375791 is a prime.

Together with 230985375791, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (230985375791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115492687896 + 115492687897.

It is an arithmetic number, because the mean of its divisors is an integer number (115492687897).

Almost surely, 2^230985375793 is an apocalyptic number.

It is an amenable number.

230985375793 is a deficient number, since it is larger than the sum of its proper divisors (1).

230985375793 is an equidigital number, since it uses as much as digits as its factorization.

230985375793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42865200, while the sum is 61.

The spelling of 230985375793 in words is "two hundred thirty billion, nine hundred eighty-five million, three hundred seventy-five thousand, seven hundred ninety-three".