50550550873 has 2 divisors, whose sum is σ = 50550550874. Its totient is φ = 50550550872.

The previous prime is 50550550849. The next prime is 50550550951. The reversal of 50550550873 is 37805505505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45671109264 + 4879441609 = 213708^2 + 69853^2 .

It is a cyclic number.

It is not a de Polignac number, because 50550550873 - 2²⁵ = 50516996441 is a prime.

It is a super-2 number, since 2×50550550873² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50550551873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275275436 + 25275275437.

It is an arithmetic number, because the mean of its divisors is an integer number (25275275437).

Almost surely, 2^50550550873 is an apocalyptic number.

It is an amenable number.

50550550873 is a deficient number, since it is larger than the sum of its proper divisors (1).

50550550873 is an equidigital number, since it uses as much as digits as its factorization.

50550550873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 525000, while the sum is 43.

The spelling of 50550550873 in words is "fifty billion, five hundred fifty million, five hundred fifty thousand, eight hundred seventy-three".