28232674441 has 2 divisors, whose sum is σ = 28232674442. Its totient is φ = 28232674440.

The previous prime is 28232674411. The next prime is 28232674489. The reversal of 28232674441 is 14447623282.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21263764041 + 6968910400 = 145821^2 + 83480^2 .

It is a cyclic number.

It is not a de Polignac number, because 28232674441 - 2¹¹ = 28232672393 is a prime.

It is not a weakly prime, because it can be changed into another prime (28232674411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14116337220 + 14116337221.

It is an arithmetic number, because the mean of its divisors is an integer number (14116337221).

Almost surely, 2^28232674441 is an apocalyptic number.

It is an amenable number.

28232674441 is a deficient number, since it is larger than the sum of its proper divisors (1).

28232674441 is an equidigital number, since it uses as much as digits as its factorization.

28232674441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096, while the sum is 43.

The spelling of 28232674441 in words is "twenty-eight billion, two hundred thirty-two million, six hundred seventy-four thousand, four hundred forty-one".