254323025533 has 2 divisors, whose sum is σ = 254323025534. Its totient is φ = 254323025532.

The previous prime is 254323025521. The next prime is 254323025597. The reversal of 254323025533 is 335520323452.

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., 217325657124 + 36997368409 = 466182^2 + 192347^2 .

It is a cyclic number.

It is not a de Polignac number, because 254323025533 - 2²⁵ = 254289471101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254323025492 and 254323025501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254323025933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127161512766 + 127161512767.

It is an arithmetic number, because the mean of its divisors is an integer number (127161512767).

Almost surely, 2^254323025533 is an apocalyptic number.

It is an amenable number.

254323025533 is a deficient number, since it is larger than the sum of its proper divisors (1).

254323025533 is an equidigital number, since it uses as much as digits as its factorization.

254323025533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324000, while the sum is 37.

Adding to 254323025533 its reverse (335520323452), we get a palindrome (589843348985).

The spelling of 254323025533 in words is "two hundred fifty-four billion, three hundred twenty-three million, twenty-five thousand, five hundred thirty-three".