625636143550133 has 2 divisors, whose sum is σ = 625636143550134. Its totient is φ = 625636143550132.

The previous prime is 625636143550073. The next prime is 625636143550177. The reversal of 625636143550133 is 331055341636526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422208879389284 + 203427264160849 = 20547722^2 + 14262793^2 .

It is a cyclic number.

It is not a de Polignac number, because 625636143550133 - 2¹⁴ = 625636143533749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625636143550193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312818071775066 + 312818071775067.

It is an arithmetic number, because the mean of its divisors is an integer number (312818071775067).

Almost surely, 2^{625636143550133} is an apocalyptic number.

It is an amenable number.

625636143550133 is a deficient number, since it is larger than the sum of its proper divisors (1).

625636143550133 is an equidigital number, since it uses as much as digits as its factorization.

625636143550133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496000, while the sum is 53.

The spelling of 625636143550133 in words is "six hundred twenty-five trillion, six hundred thirty-six billion, one hundred forty-three million, five hundred fifty thousand, one hundred thirty-three".