50166184349 has 18 divisors (see below), whose sum is σ = 51539077950. Its totient is φ = 48827422960.

The previous prime is 50166184337. The next prime is 50166184351. The reversal of 50166184349 is 94348166105.

It can be written as a sum of positive squares in only one way, i.e., 33668580100 + 16497604249 = 183490^2 + 128443^2 .

It is not a de Polignac number, because 50166184349 - 2²⁰ = 50165135773 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 (50166184319) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 161305904 + ... + 161306214.

Almost surely, 2^50166184349 is an apocalyptic number.

50166184349 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

50166184349 is a deficient number, since it is larger than the sum of its proper divisors (1372893601).

50166184349 is an frugal number, since it uses more digits than its factorization.

50166184349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 50166184349 in words is "fifty billion, one hundred sixty-six million, one hundred eighty-four thousand, three hundred forty-nine".