253588598161 has 2 divisors, whose sum is σ = 253588598162. Its totient is φ = 253588598160.

The previous prime is 253588598117. The next prime is 253588598203. The reversal of 253588598161 is 161895885352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236196000000 + 17392598161 = 486000^2 + 131881^2 .

It is a cyclic number.

It is not a de Polignac number, because 253588598161 - 2⁹ = 253588597649 is a prime.

It is a super-2 number, since 2×253588598161² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253588598161.

It is not a weakly prime, because it can be changed into another prime (253588598111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126794299080 + 126794299081.

It is an arithmetic number, because the mean of its divisors is an integer number (126794299081).

Almost surely, 2^253588598161 is an apocalyptic number.

It is an amenable number.

253588598161 is a deficient number, since it is larger than the sum of its proper divisors (1).

253588598161 is an equidigital number, since it uses as much as digits as its factorization.

253588598161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736000, while the sum is 61.

The spelling of 253588598161 in words is "two hundred fifty-three billion, five hundred eighty-eight million, five hundred ninety-eight thousand, one hundred sixty-one".