50078775856 has 10 divisors (see below), whose sum is σ = 97027628252. Its totient is φ = 25039387920.

The previous prime is 50078775833. The next prime is 50078775869. The reversal of 50078775856 is 65857787005.

It is a happy number.

It is a super-3 number, since 3×50078775856³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50078775856.

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 as a sum of consecutive naturals, namely, 1564961730 + ... + 1564961761.

Almost surely, 2^50078775856 is an apocalyptic number.

It is an amenable number.

50078775856 is a deficient number, since it is larger than the sum of its proper divisors (46948852396).

50078775856 is a wasteful number, since it uses less digits than its factorization.

50078775856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129923499 (or 3129923493 counting only the distinct ones).

The product of its (nonzero) digits is 16464000, while the sum is 58.

The spelling of 50078775856 in words is "fifty billion, seventy-eight million, seven hundred seventy-five thousand, eight hundred fifty-six".