728477148355711 has 2 divisors, whose sum is σ = 728477148355712. Its totient is φ = 728477148355710.

The previous prime is 728477148355609. The next prime is 728477148355769. The reversal of 728477148355711 is 117553841774827.

It is a strong prime.

It is an emirp because it is prime and its reverse (117553841774827) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 728477148355711 - 2²⁵ = 728477114801279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728477148355111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364238574177855 + 364238574177856.

It is an arithmetic number, because the mean of its divisors is an integer number (364238574177856).

Almost surely, 2^{728477148355711} is an apocalyptic number.

728477148355711 is a deficient number, since it is larger than the sum of its proper divisors (1).

728477148355711 is an equidigital number, since it uses as much as digits as its factorization.

728477148355711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 368793600, while the sum is 70.

The spelling of 728477148355711 in words is "seven hundred twenty-eight trillion, four hundred seventy-seven billion, one hundred forty-eight million, three hundred fifty-five thousand, seven hundred eleven".