228025473436811 has 2 divisors, whose sum is σ = 228025473436812. Its totient is φ = 228025473436810.

The previous prime is 228025473436751. The next prime is 228025473436837. The reversal of 228025473436811 is 118634374520822.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228025473436811 - 2²⁶ = 228025406327947 is a prime.

It is not a weakly prime, because it can be changed into another prime (228025473432811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114012736718405 + 114012736718406.

It is an arithmetic number, because the mean of its divisors is an integer number (114012736718406).

Almost surely, 2^{228025473436811} is an apocalyptic number.

228025473436811 is a deficient number, since it is larger than the sum of its proper divisors (1).

228025473436811 is an equidigital number, since it uses as much as digits as its factorization.

228025473436811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15482880, while the sum is 56.

The spelling of 228025473436811 in words is "two hundred twenty-eight trillion, twenty-five billion, four hundred seventy-three million, four hundred thirty-six thousand, eight hundred eleven".