431624346453343 has 2 divisors, whose sum is σ = 431624346453344. Its totient is φ = 431624346453342.

The previous prime is 431624346453317. The next prime is 431624346453383. The reversal of 431624346453343 is 343354643426134.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431624346453343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431624346453383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215812173226671 + 215812173226672.

It is an arithmetic number, because the mean of its divisors is an integer number (215812173226672).

Almost surely, 2^{431624346453343} is an apocalyptic number.

431624346453343 is a deficient number, since it is larger than the sum of its proper divisors (1).

431624346453343 is an equidigital number, since it uses as much as digits as its factorization.

431624346453343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89579520, while the sum is 55.

Adding to 431624346453343 its reverse (343354643426134), we get a palindrome (774978989879477).

The spelling of 431624346453343 in words is "four hundred thirty-one trillion, six hundred twenty-four billion, three hundred forty-six million, four hundred fifty-three thousand, three hundred forty-three".