327775832551 has 2 divisors, whose sum is σ = 327775832552. Its totient is φ = 327775832550.

The previous prime is 327775832513. The next prime is 327775832581. The reversal of 327775832551 is 155238577723.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-327775832551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 327775832492 and 327775832501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327775832581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163887916275 + 163887916276.

It is an arithmetic number, because the mean of its divisors is an integer number (163887916276).

Almost surely, 2^327775832551 is an apocalyptic number.

327775832551 is a deficient number, since it is larger than the sum of its proper divisors (1).

327775832551 is an equidigital number, since it uses as much as digits as its factorization.

327775832551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348000, while the sum is 55.

The spelling of 327775832551 in words is "three hundred twenty-seven billion, seven hundred seventy-five million, eight hundred thirty-two thousand, five hundred fifty-one".