50156665105 has 16 divisors (see below), whose sum is σ = 64535166720. Its totient is φ = 37286975232.

The previous prime is 50156665103. The next prime is 50156665151.

50156665105 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 50156665105 - 2¹ = 50156665103 is a prime.

It is a super-2 number, since 2×50156665105² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50156665103) 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 15 ways as a sum of consecutive naturals, for example, 3727959 + ... + 3741388.

It is an arithmetic number, because the mean of its divisors is an integer number (4033447920).

Almost surely, 2^50156665105 is an apocalyptic number.

It is an amenable number.

50156665105 is a deficient number, since it is larger than the sum of its proper divisors (14378501615).

50156665105 is a wasteful number, since it uses less digits than its factorization.

50156665105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7469448.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 50156665105 in words is "fifty billion, one hundred fifty-six million, six hundred sixty-five thousand, one hundred five".