234646113557 has 2 divisors, whose sum is σ = 234646113558. Its totient is φ = 234646113556.

The previous prime is 234646113509. The next prime is 234646113587. The reversal of 234646113557 is 755311646432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218957549041 + 15688564516 = 467929^2 + 125254^2 .

It is a cyclic number.

It is not a de Polignac number, because 234646113557 - 2¹² = 234646109461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234646113587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117323056778 + 117323056779.

It is an arithmetic number, because the mean of its divisors is an integer number (117323056779).

Almost surely, 2^234646113557 is an apocalyptic number.

It is an amenable number.

234646113557 is a deficient number, since it is larger than the sum of its proper divisors (1).

234646113557 is an equidigital number, since it uses as much as digits as its factorization.

234646113557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 47.

Adding to 234646113557 its reverse (755311646432), we get a palindrome (989957759989).

The spelling of 234646113557 in words is "two hundred thirty-four billion, six hundred forty-six million, one hundred thirteen thousand, five hundred fifty-seven".