50500550531 has 2 divisors, whose sum is σ = 50500550532. Its totient is φ = 50500550530.

The previous prime is 50500550519. The next prime is 50500550533. The reversal of 50500550531 is 13505500505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50500550531 is a prime.

It is a super-2 number, since 2×50500550531² (a number of 22 digits) contains 22 as substring.

Together with 50500550533, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50500550494 and 50500550503.

It is not a weakly prime, because it can be changed into another prime (50500550533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250275265 + 25250275266.

It is an arithmetic number, because the mean of its divisors is an integer number (25250275266).

Almost surely, 2^50500550531 is an apocalyptic number.

50500550531 is a deficient number, since it is larger than the sum of its proper divisors (1).

50500550531 is an equidigital number, since it uses as much as digits as its factorization.

50500550531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9375, while the sum is 29.

The spelling of 50500550531 in words is "fifty billion, five hundred million, five hundred fifty thousand, five hundred thirty-one".