28947055324711 has 2 divisors, whose sum is σ = 28947055324712. Its totient is φ = 28947055324710.

The previous prime is 28947055324667. The next prime is 28947055324739. The reversal of 28947055324711 is 11742355074982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28947055324711 - 2²⁹ = 28946518453799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28947055324741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14473527662355 + 14473527662356.

It is an arithmetic number, because the mean of its divisors is an integer number (14473527662356).

Almost surely, 2^{28947055324711} is an apocalyptic number.

28947055324711 is a deficient number, since it is larger than the sum of its proper divisors (1).

28947055324711 is an equidigital number, since it uses as much as digits as its factorization.

28947055324711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 28947055324711 in words is "twenty-eight trillion, nine hundred forty-seven billion, fifty-five million, three hundred twenty-four thousand, seven hundred eleven".