50671108686 has 64 divisors (see below), whose sum is σ = 116029324800. Its totient is φ = 14602304640.

The previous prime is 50671108643. The next prime is 50671108717. The reversal of 50671108686 is 68680117605.

It is a super-2 number, since 2×50671108686² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 166140 + ... + 359088.

It is an arithmetic number, because the mean of its divisors is an integer number (1812958200).

Almost surely, 2^50671108686 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50671108686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58014662400).

50671108686 is an abundant number, since it is smaller than the sum of its proper divisors (65358216114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50671108686 is a wasteful number, since it uses less digits than its factorization.

50671108686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193161.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 50671108686 in words is "fifty billion, six hundred seventy-one million, one hundred eight thousand, six hundred eighty-six".