50681457281068 has 24 divisors (see below), whose sum is σ = 97992792086112. Its totient is φ = 22813136780544.

The previous prime is 50681457280939. The next prime is 50681457281113. The reversal of 50681457281068 is 86018275418605.

It is a super-2 number, since 2×50681457281068² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50681457280997 and 50681457281015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16202510355 + ... + 16202513482.

It is an arithmetic number, because the mean of its divisors is an integer number (4083033003588).

Almost surely, 2^{50681457281068} is an apocalyptic number.

It is an amenable number.

50681457281068 is a deficient number, since it is larger than the sum of its proper divisors (47311334805044).

50681457281068 is a wasteful number, since it uses less digits than its factorization.

50681457281068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32405023881 (or 32405023879 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 61.

The spelling of 50681457281068 in words is "fifty trillion, six hundred eighty-one billion, four hundred fifty-seven million, two hundred eighty-one thousand, sixty-eight".