228988933937399 has 2 divisors, whose sum is σ = 228988933937400. Its totient is φ = 228988933937398.

The previous prime is 228988933937341. The next prime is 228988933937437. The reversal of 228988933937399 is 993739339889822.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228988933937399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228988933937329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114494466968699 + 114494466968700.

It is an arithmetic number, because the mean of its divisors is an integer number (114494466968700).

Almost surely, 2^{228988933937399} is an apocalyptic number.

228988933937399 is a deficient number, since it is larger than the sum of its proper divisors (1).

228988933937399 is an equidigital number, since it uses as much as digits as its factorization.

228988933937399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68568643584, while the sum is 92.

The spelling of 228988933937399 in words is "two hundred twenty-eight trillion, nine hundred eighty-eight billion, nine hundred thirty-three million, nine hundred thirty-seven thousand, three hundred ninety-nine".