320167881427 has 2 divisors, whose sum is σ = 320167881428. Its totient is φ = 320167881426.

The previous prime is 320167881409. The next prime is 320167881457. The reversal of 320167881427 is 724188761023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320167881427 - 2²⁷ = 320033663699 is a prime.

It is not a weakly prime, because it can be changed into another prime (320167881457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160083940713 + 160083940714.

It is an arithmetic number, because the mean of its divisors is an integer number (160083940714).

Almost surely, 2^320167881427 is an apocalyptic number.

320167881427 is a deficient number, since it is larger than the sum of its proper divisors (1).

320167881427 is an equidigital number, since it uses as much as digits as its factorization.

320167881427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 320167881427 in words is "three hundred twenty billion, one hundred sixty-seven million, eight hundred eighty-one thousand, four hundred twenty-seven".