64473530676227 has 2 divisors, whose sum is σ = 64473530676228. Its totient is φ = 64473530676226.

The previous prime is 64473530676167. The next prime is 64473530676239. The reversal of 64473530676227 is 72267603537446.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64473530676227 - 2²⁸ = 64473262240771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64473530676227.

It is not a weakly prime, because it can be changed into another prime (64473530675227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32236765338113 + 32236765338114.

It is an arithmetic number, because the mean of its divisors is an integer number (32236765338114).

Almost surely, 2^{64473530676227} is an apocalyptic number.

64473530676227 is a deficient number, since it is larger than the sum of its proper divisors (1).

64473530676227 is an equidigital number, since it uses as much as digits as its factorization.

64473530676227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 213373440, while the sum is 62.

The spelling of 64473530676227 in words is "sixty-four trillion, four hundred seventy-three billion, five hundred thirty million, six hundred seventy-six thousand, two hundred twenty-seven".