8321359527947 has 2 divisors, whose sum is σ = 8321359527948. Its totient is φ = 8321359527946.

The previous prime is 8321359527863. The next prime is 8321359528019. The reversal of 8321359527947 is 7497259531238.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8321359527947 - 2³⁶ = 8252640051211 is a prime.

It is not a weakly prime, because it can be changed into another prime (8321359547947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4160679763973 + 4160679763974.

It is an arithmetic number, because the mean of its divisors is an integer number (4160679763974).

Almost surely, 2^{8321359527947} is an apocalyptic number.

8321359527947 is a deficient number, since it is larger than the sum of its proper divisors (1).

8321359527947 is an equidigital number, since it uses as much as digits as its factorization.

8321359527947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 114307200, while the sum is 65.

The spelling of 8321359527947 in words is "eight trillion, three hundred twenty-one billion, three hundred fifty-nine million, five hundred twenty-seven thousand, nine hundred forty-seven".