234634790726857 has 2 divisors, whose sum is σ = 234634790726858. Its totient is φ = 234634790726856.

The previous prime is 234634790726759. The next prime is 234634790726863. The reversal of 234634790726857 is 758627097436432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228783442596921 + 5851348129936 = 15125589^2 + 2418956^2 .

It is a cyclic number.

It is not a de Polignac number, because 234634790726857 - 2²⁷ = 234634656509129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234634790726857.

It is not a weakly prime, because it can be changed into another prime (234634790726257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117317395363428 + 117317395363429.

It is an arithmetic number, because the mean of its divisors is an integer number (117317395363429).

Almost surely, 2^{234634790726857} is an apocalyptic number.

It is an amenable number.

234634790726857 is a deficient number, since it is larger than the sum of its proper divisors (1).

234634790726857 is an equidigital number, since it uses as much as digits as its factorization.

234634790726857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560481280, while the sum is 73.

The spelling of 234634790726857 in words is "two hundred thirty-four trillion, six hundred thirty-four billion, seven hundred ninety million, seven hundred twenty-six thousand, eight hundred fifty-seven".