50867442578 has 8 divisors (see below), whose sum is σ = 76500384768. Its totient is φ = 25367314324.

The previous prime is 50867442559. The next prime is 50867442581. The reversal of 50867442578 is 87524476805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×50867442578² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33202526 + ... + 33204057.

It is an arithmetic number, because the mean of its divisors is an integer number (9562548096).

Almost surely, 2^50867442578 is an apocalyptic number.

50867442578 is a deficient number, since it is larger than the sum of its proper divisors (25632942190).

50867442578 is a wasteful number, since it uses less digits than its factorization.

50867442578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66406968.

The product of its (nonzero) digits is 15052800, while the sum is 56.

The spelling of 50867442578 in words is "fifty billion, eight hundred sixty-seven million, four hundred forty-two thousand, five hundred seventy-eight".