50525025289 has 2 divisors, whose sum is σ = 50525025290. Its totient is φ = 50525025288.

The previous prime is 50525025277. The next prime is 50525025307. The reversal of 50525025289 is 98252052505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43569465289 + 6955560000 = 208733^2 + 83400^2 .

It is a cyclic number.

It is not a de Polignac number, because 50525025289 - 2¹³ = 50525017097 is a prime.

It is not a weakly prime, because it can be changed into another prime (50525025259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25262512644 + 25262512645.

It is an arithmetic number, because the mean of its divisors is an integer number (25262512645).

Almost surely, 2^50525025289 is an apocalyptic number.

It is an amenable number.

50525025289 is a deficient number, since it is larger than the sum of its proper divisors (1).

50525025289 is an equidigital number, since it uses as much as digits as its factorization.

50525025289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 50525025289 in words is "fifty billion, five hundred twenty-five million, twenty-five thousand, two hundred eighty-nine".