50515454205 has 12 divisors (see below), whose sum is σ = 87560120700. Its totient is φ = 26941575552.

The previous prime is 50515454189. The next prime is 50515454207. The reversal of 50515454205 is 50245451505.

It can be written as a sum of positive squares in 2 ways, for example, as 36064288836 + 14451165369 = 189906^2 + 120213^2 .

It is not a de Polignac number, because 50515454205 - 2⁴ = 50515454189 is a prime.

It is a super-2 number, since 2×50515454205² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50515454205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50515454207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 561282780 + ... + 561282869.

It is an arithmetic number, because the mean of its divisors is an integer number (7296676725).

Almost surely, 2^50515454205 is an apocalyptic number.

It is an amenable number.

50515454205 is a deficient number, since it is larger than the sum of its proper divisors (37044666495).

50515454205 is a wasteful number, since it uses less digits than its factorization.

50515454205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122565660 (or 1122565657 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The spelling of 50515454205 in words is "fifty billion, five hundred fifteen million, four hundred fifty-four thousand, two hundred five".