50525634517 has 4 divisors (see below), whose sum is σ = 50972764140. Its totient is φ = 50078504896.

The previous prime is 50525634473. The next prime is 50525634529. The reversal of 50525634517 is 71543652505.

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 1398685201 + 49126949316 = 37399^2 + 221646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50525634517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50525634557) 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, 223564642 + ... + 223564867.

It is an arithmetic number, because the mean of its divisors is an integer number (12743191035).

Almost surely, 2^50525634517 is an apocalyptic number.

It is an amenable number.

50525634517 is a deficient number, since it is larger than the sum of its proper divisors (447129623).

50525634517 is a wasteful number, since it uses less digits than its factorization.

50525634517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447129622.

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 50525634517 in words is "fifty billion, five hundred twenty-five million, six hundred thirty-four thousand, five hundred seventeen".