52228969957 has 2 divisors, whose sum is σ = 52228969958. Its totient is φ = 52228969956.

The previous prime is 52228969867. The next prime is 52228969981. The reversal of 52228969957 is 75996982225.

52228969957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52096236516 + 132733441 = 228246^2 + 11521^2 .

It is a cyclic number.

It is not a de Polignac number, because 52228969957 - 2⁷ = 52228969829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52228969357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26114484978 + 26114484979.

It is an arithmetic number, because the mean of its divisors is an integer number (26114484979).

Almost surely, 2^52228969957 is an apocalyptic number.

It is an amenable number.

52228969957 is a deficient number, since it is larger than the sum of its proper divisors (1).

52228969957 is an equidigital number, since it uses as much as digits as its factorization.

52228969957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48988800, while the sum is 64.

The spelling of 52228969957 in words is "fifty-two billion, two hundred twenty-eight million, nine hundred sixty-nine thousand, nine hundred fifty-seven".