49550169155 has 16 divisors (see below), whose sum is σ = 60664849344. Its totient is φ = 38841982080.

The previous prime is 49550169139. The next prime is 49550169169. The reversal of 49550169155 is 55196105594.

It is not a de Polignac number, because 49550169155 - 2⁴ = 49550169139 is a prime.

It is a super-2 number, since 2×49550169155² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 228644 + ... + 389073.

It is an arithmetic number, because the mean of its divisors is an integer number (3791553084).

Almost surely, 2^49550169155 is an apocalyptic number.

49550169155 is a deficient number, since it is larger than the sum of its proper divisors (11114680189).

49550169155 is a wasteful number, since it uses less digits than its factorization.

49550169155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618046.

The product of its (nonzero) digits is 1215000, while the sum is 50.

The spelling of 49550169155 in words is "forty-nine billion, five hundred fifty million, one hundred sixty-nine thousand, one hundred fifty-five".