50170844561 has 8 divisors (see below), whose sum is σ = 51390740544. Its totient is φ = 48953363760.

The previous prime is 50170844543. The next prime is 50170844609. The reversal of 50170844561 is 16544807105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50170844561 - 2²⁶ = 50103735697 is a prime.

It is a super-2 number, since 2×50170844561² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50170844531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561710 + ... + 644871.

It is an arithmetic number, because the mean of its divisors is an integer number (6423842568).

Almost surely, 2^50170844561 is an apocalyptic number.

It is an amenable number.

50170844561 is a deficient number, since it is larger than the sum of its proper divisors (1219895983).

50170844561 is a wasteful number, since it uses less digits than its factorization.

50170844561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207591.

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 50170844561 in words is "fifty billion, one hundred seventy million, eight hundred forty-four thousand, five hundred sixty-one".