656522050165153 has 2 divisors, whose sum is σ = 656522050165154. Its totient is φ = 656522050165152.

The previous prime is 656522050165117. The next prime is 656522050165213. The reversal of 656522050165153 is 351561050225656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553874008182784 + 102648041982369 = 23534528^2 + 10131537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-656522050165153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 656522050165153.

It is not a weakly prime, because it can be changed into another prime (656522050165853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328261025082576 + 328261025082577.

It is an arithmetic number, because the mean of its divisors is an integer number (328261025082577).

Almost surely, 2^{656522050165153} is an apocalyptic number.

It is an amenable number.

656522050165153 is a deficient number, since it is larger than the sum of its proper divisors (1).

656522050165153 is an equidigital number, since it uses as much as digits as its factorization.

656522050165153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100000, while the sum is 52.

The spelling of 656522050165153 in words is "six hundred fifty-six trillion, five hundred twenty-two billion, fifty million, one hundred sixty-five thousand, one hundred fifty-three".