228899510507 has 2 divisors, whose sum is σ = 228899510508. Its totient is φ = 228899510506.

The previous prime is 228899510461. The next prime is 228899510537. The reversal of 228899510507 is 705015998822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228899510507 - 2⁸ = 228899510251 is a prime.

It is not a weakly prime, because it can be changed into another prime (228899510537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114449755253 + 114449755254.

It is an arithmetic number, because the mean of its divisors is an integer number (114449755254).

Almost surely, 2^228899510507 is an apocalyptic number.

228899510507 is a deficient number, since it is larger than the sum of its proper divisors (1).

228899510507 is an equidigital number, since it uses as much as digits as its factorization.

228899510507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 56.

The spelling of 228899510507 in words is "two hundred twenty-eight billion, eight hundred ninety-nine million, five hundred ten thousand, five hundred seven".