50192278691840 has 112 divisors (see below), whose sum is σ = 120466124068032. Its totient is φ = 20074910121984.

The previous prime is 50192278691813. The next prime is 50192278691881. The reversal of 50192278691840 is 4819687229105.

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 7 ways as a sum of consecutive naturals, for example, 451610357 + ... + 451721483.

Almost surely, 2^{50192278691840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50192278691840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60233062034016).

50192278691840 is an abundant number, since it is smaller than the sum of its proper divisors (70273845376192).

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

50192278691840 is a wasteful number, since it uses less digits than its factorization.

50192278691840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122185 (or 122161 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 62.

The spelling of 50192278691840 in words is "fifty trillion, one hundred ninety-two billion, two hundred seventy-eight million, six hundred ninety-one thousand, eight hundred forty".