52227606635657 has 2 divisors, whose sum is σ = 52227606635658. Its totient is φ = 52227606635656.

The previous prime is 52227606635647. The next prime is 52227606635683. The reversal of 52227606635657 is 75653660672225.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52200466050121 + 27140585536 = 7224989^2 + 164744^2 .

It is a cyclic number.

It is not a de Polignac number, because 52227606635657 - 2⁴ = 52227606635641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52227606635657.

It is not a weakly prime, because it can be changed into another prime (52227606635647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26113803317828 + 26113803317829.

It is an arithmetic number, because the mean of its divisors is an integer number (26113803317829).

Almost surely, 2^{52227606635657} is an apocalyptic number.

It is an amenable number.

52227606635657 is a deficient number, since it is larger than the sum of its proper divisors (1).

52227606635657 is an equidigital number, since it uses as much as digits as its factorization.

52227606635657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512000, while the sum is 62.

The spelling of 52227606635657 in words is "fifty-two trillion, two hundred twenty-seven billion, six hundred six million, six hundred thirty-five thousand, six hundred fifty-seven".