250666520102113 has 2 divisors, whose sum is σ = 250666520102114. Its totient is φ = 250666520102112.

The previous prime is 250666520102093. The next prime is 250666520102137. The reversal of 250666520102113 is 311201025666052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249523346430864 + 1143173671249 = 15796308^2 + 1069193^2 .

It is a cyclic number.

It is not a de Polignac number, because 250666520102113 - 2¹³ = 250666520093921 is a prime.

It is a super-3 number, since 3×250666520102113³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (250666520108113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125333260051056 + 125333260051057.

It is an arithmetic number, because the mean of its divisors is an integer number (125333260051057).

Almost surely, 2^{250666520102113} is an apocalyptic number.

It is an amenable number.

250666520102113 is a deficient number, since it is larger than the sum of its proper divisors (1).

250666520102113 is an equidigital number, since it uses as much as digits as its factorization.

250666520102113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

Adding to 250666520102113 its reverse (311201025666052), we get a palindrome (561867545768165).

The spelling of 250666520102113 in words is "two hundred fifty trillion, six hundred sixty-six billion, five hundred twenty million, one hundred two thousand, one hundred thirteen".