52003522447 has 2 divisors, whose sum is σ = 52003522448. Its totient is φ = 52003522446.

The previous prime is 52003522423. The next prime is 52003522453. The reversal of 52003522447 is 74422530025.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52003522447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52003522457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26001761223 + 26001761224.

It is an arithmetic number, because the mean of its divisors is an integer number (26001761224).

Almost surely, 2^52003522447 is an apocalyptic number.

52003522447 is a deficient number, since it is larger than the sum of its proper divisors (1).

52003522447 is an equidigital number, since it uses as much as digits as its factorization.

52003522447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 34.

The spelling of 52003522447 in words is "fifty-two billion, three million, five hundred twenty-two thousand, four hundred forty-seven".