234231444032389 has 2 divisors, whose sum is σ = 234231444032390. Its totient is φ = 234231444032388.

The previous prime is 234231444032303. The next prime is 234231444032401. The reversal of 234231444032389 is 983230444132432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234229250702500 + 2193329889 = 15304550^2 + 46833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234231444032389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234231444036389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117115722016194 + 117115722016195.

It is an arithmetic number, because the mean of its divisors is an integer number (117115722016195).

Almost surely, 2^{234231444032389} is an apocalyptic number.

It is an amenable number.

234231444032389 is a deficient number, since it is larger than the sum of its proper divisors (1).

234231444032389 is an equidigital number, since it uses as much as digits as its factorization.

234231444032389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 234231444032389 in words is "two hundred thirty-four trillion, two hundred thirty-one billion, four hundred forty-four million, thirty-two thousand, three hundred eighty-nine".