52649748953 has 2 divisors, whose sum is σ = 52649748954. Its totient is φ = 52649748952.

The previous prime is 52649748869. The next prime is 52649748989. The reversal of 52649748953 is 35984794625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29973304384 + 22676444569 = 173128^2 + 150587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52649748953 is a prime.

It is not a weakly prime, because it can be changed into another prime (52649778953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26324874476 + 26324874477.

It is an arithmetic number, because the mean of its divisors is an integer number (26324874477).

Almost surely, 2^52649748953 is an apocalyptic number.

It is an amenable number.

52649748953 is a deficient number, since it is larger than the sum of its proper divisors (1).

52649748953 is an equidigital number, since it uses as much as digits as its factorization.

52649748953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65318400, while the sum is 62.

The spelling of 52649748953 in words is "fifty-two billion, six hundred forty-nine million, seven hundred forty-eight thousand, nine hundred fifty-three".