53502055516831 has 2 divisors, whose sum is σ = 53502055516832. Its totient is φ = 53502055516830.

The previous prime is 53502055516829. The next prime is 53502055516957. The reversal of 53502055516831 is 13861555020535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53502055516831 - 2¹ = 53502055516829 is a prime.

It is a super-2 number, since 2×53502055516831² (a number of 28 digits) contains 22 as substring.

Together with 53502055516829, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53502055519831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26751027758415 + 26751027758416.

It is an arithmetic number, because the mean of its divisors is an integer number (26751027758416).

Almost surely, 2^{53502055516831} is an apocalyptic number.

53502055516831 is a deficient number, since it is larger than the sum of its proper divisors (1).

53502055516831 is an equidigital number, since it uses as much as digits as its factorization.

53502055516831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700000, while the sum is 49.

The spelling of 53502055516831 in words is "fifty-three trillion, five hundred two billion, fifty-five million, five hundred sixteen thousand, eight hundred thirty-one".