52248674281 has 2 divisors, whose sum is σ = 52248674282. Its totient is φ = 52248674280.

The previous prime is 52248674263. The next prime is 52248674297. The reversal of 52248674281 is 18247684225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48947137600 + 3301536681 = 221240^2 + 57459^2 .

It is a cyclic number.

It is not a de Polignac number, because 52248674281 - 2²¹ = 52246577129 is a prime.

It is a super-2 number, since 2×52248674281² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52248674251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26124337140 + 26124337141.

It is an arithmetic number, because the mean of its divisors is an integer number (26124337141).

Almost surely, 2^52248674281 is an apocalyptic number.

It is an amenable number.

52248674281 is a deficient number, since it is larger than the sum of its proper divisors (1).

52248674281 is an equidigital number, since it uses as much as digits as its factorization.

52248674281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1720320, while the sum is 49.

The spelling of 52248674281 in words is "fifty-two billion, two hundred forty-eight million, six hundred seventy-four thousand, two hundred eighty-one".