234431568577 has 2 divisors, whose sum is σ = 234431568578. Its totient is φ = 234431568576.

The previous prime is 234431568557. The next prime is 234431568589. The reversal of 234431568577 is 775865134432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217450611856 + 16980956721 = 466316^2 + 130311^2 .

It is a cyclic number.

It is not a de Polignac number, because 234431568577 - 2¹⁵ = 234431535809 is a prime.

It is not a weakly prime, because it can be changed into another prime (234431568557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117215784288 + 117215784289.

It is an arithmetic number, because the mean of its divisors is an integer number (117215784289).

Almost surely, 2^234431568577 is an apocalyptic number.

It is an amenable number.

234431568577 is a deficient number, since it is larger than the sum of its proper divisors (1).

234431568577 is an equidigital number, since it uses as much as digits as its factorization.

234431568577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 55.

The spelling of 234431568577 in words is "two hundred thirty-four billion, four hundred thirty-one million, five hundred sixty-eight thousand, five hundred seventy-seven".