28052550255029 has 2 divisors, whose sum is σ = 28052550255030. Its totient is φ = 28052550255028.

The previous prime is 28052550255011. The next prime is 28052550255061. The reversal of 28052550255029 is 92055205525082.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21577204846129 + 6475345408900 = 4645127^2 + 2544670^2 .

It is a cyclic number.

It is not a de Polignac number, because 28052550255029 - 2¹⁶ = 28052550189493 is a prime.

It is a super-2 number, since 2×28052550255029² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28052550255929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026275127514 + 14026275127515.

It is an arithmetic number, because the mean of its divisors is an integer number (14026275127515).

Almost surely, 2^{28052550255029} is an apocalyptic number.

It is an amenable number.

28052550255029 is a deficient number, since it is larger than the sum of its proper divisors (1).

28052550255029 is an equidigital number, since it uses as much as digits as its factorization.

28052550255029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600000, while the sum is 50.

The spelling of 28052550255029 in words is "twenty-eight trillion, fifty-two billion, five hundred fifty million, two hundred fifty-five thousand, twenty-nine".