52171277663 has 2 divisors, whose sum is σ = 52171277664. Its totient is φ = 52171277662.

The previous prime is 52171277597. The next prime is 52171277779. The reversal of 52171277663 is 36677217125.

It is a happy number.

52171277663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52171277663 - 2¹⁰ = 52171276639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52171277363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26085638831 + 26085638832.

It is an arithmetic number, because the mean of its divisors is an integer number (26085638832).

Almost surely, 2^52171277663 is an apocalyptic number.

52171277663 is a deficient number, since it is larger than the sum of its proper divisors (1).

52171277663 is an equidigital number, since it uses as much as digits as its factorization.

52171277663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 740880, while the sum is 47.

The spelling of 52171277663 in words is "fifty-two billion, one hundred seventy-one million, two hundred seventy-seven thousand, six hundred sixty-three".