320054646233431 has 2 divisors, whose sum is σ = 320054646233432. Its totient is φ = 320054646233430.

The previous prime is 320054646233429. The next prime is 320054646233591. The reversal of 320054646233431 is 134332646450023.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320054646233431 - 2¹ = 320054646233429 is a prime.

It is a super-2 number, since 2×320054646233431² (a number of 30 digits) contains 22 as substring.

Together with 320054646233429, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320054646233731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160027323116715 + 160027323116716.

It is an arithmetic number, because the mean of its divisors is an integer number (160027323116716).

Almost surely, 2^{320054646233431} is an apocalyptic number.

320054646233431 is a deficient number, since it is larger than the sum of its proper divisors (1).

320054646233431 is an equidigital number, since it uses as much as digits as its factorization.

320054646233431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3732480, while the sum is 46.

The spelling of 320054646233431 in words is "three hundred twenty trillion, fifty-four billion, six hundred forty-six million, two hundred thirty-three thousand, four hundred thirty-one".