50525517289 has 4 divisors (see below), whose sum is σ = 54412095556. Its totient is φ = 46638939024.

The previous prime is 50525517253. The next prime is 50525517299. The reversal of 50525517289 is 98271552505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32429886889 + 18095630400 = 180083^2 + 134520^2 .

It is a cyclic number.

It is not a de Polignac number, because 50525517289 - 2¹¹ = 50525515241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50525517239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943289114 + ... + 1943289139.

It is an arithmetic number, because the mean of its divisors is an integer number (13603023889).

Almost surely, 2^50525517289 is an apocalyptic number.

It is an amenable number.

50525517289 is a deficient number, since it is larger than the sum of its proper divisors (3886578267).

50525517289 is a wasteful number, since it uses less digits than its factorization.

50525517289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886578266.

The product of its (nonzero) digits is 1260000, while the sum is 49.

The spelling of 50525517289 in words is "fifty billion, five hundred twenty-five million, five hundred seventeen thousand, two hundred eighty-nine".