327420152251 has 2 divisors, whose sum is σ = 327420152252. Its totient is φ = 327420152250.

The previous prime is 327420152249. The next prime is 327420152263. The reversal of 327420152251 is 152251024723.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 327420152251 - 2¹ = 327420152249 is a prime.

It is a super-2 number, since 2×327420152251² (a number of 24 digits) contains 22 as substring.

Together with 327420152249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (327420152351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163710076125 + 163710076126.

It is an arithmetic number, because the mean of its divisors is an integer number (163710076126).

Almost surely, 2^327420152251 is an apocalyptic number.

327420152251 is a deficient number, since it is larger than the sum of its proper divisors (1).

327420152251 is an equidigital number, since it uses as much as digits as its factorization.

327420152251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

Adding to 327420152251 its reverse (152251024723), we get a palindrome (479671176974).

The spelling of 327420152251 in words is "three hundred twenty-seven billion, four hundred twenty million, one hundred fifty-two thousand, two hundred fifty-one".