50678834121 has 24 divisors (see below), whose sum is σ = 77072411520. Its totient is φ = 32000675616.

The previous prime is 50678834119. The next prime is 50678834123. The reversal of 50678834121 is 12143887605.

50678834121 is a `hidden beast` number, since 506 + 7 + 8 + 83 + 41 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (50678834119) and next prime (50678834123).

It is not a de Polignac number, because 50678834121 - 2¹ = 50678834119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50678834123) 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 23 ways as a sum of consecutive naturals, for example, 815275 + ... + 875231.

It is an arithmetic number, because the mean of its divisors is an integer number (3211350480).

Almost surely, 2^50678834121 is an apocalyptic number.

It is an amenable number.

50678834121 is a deficient number, since it is larger than the sum of its proper divisors (26393577399).

50678834121 is a wasteful number, since it uses less digits than its factorization.

50678834121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64925 (or 64922 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 50678834121 in words is "fifty billion, six hundred seventy-eight million, eight hundred thirty-four thousand, one hundred twenty-one".