250116650129 has 2 divisors, whose sum is σ = 250116650130. Its totient is φ = 250116650128.

The previous prime is 250116650093. The next prime is 250116650137. The reversal of 250116650129 is 921056611052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250095009025 + 21641104 = 500095^2 + 4652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250116650129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250116650092 and 250116650101.

It is not a weakly prime, because it can be changed into another prime (250116650029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125058325064 + 125058325065.

It is an arithmetic number, because the mean of its divisors is an integer number (125058325065).

Almost surely, 2^250116650129 is an apocalyptic number.

It is an amenable number.

250116650129 is a deficient number, since it is larger than the sum of its proper divisors (1).

250116650129 is an equidigital number, since it uses as much as digits as its factorization.

250116650129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 250116650129 in words is "two hundred fifty billion, one hundred sixteen million, six hundred fifty thousand, one hundred twenty-nine".