50663850778 has 16 divisors (see below), whose sum is σ = 80000161920. Its totient is φ = 23997283776.

The previous prime is 50663850763. The next prime is 50663850961. The reversal of 50663850778 is 87705836605.

50663850778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×50663850778³ (a number of 33 digits) contains 333 as substring.

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, 982351 + ... + 1032637.

It is an arithmetic number, because the mean of its divisors is an integer number (5000010120).

Almost surely, 2^50663850778 is an apocalyptic number.

50663850778 is a deficient number, since it is larger than the sum of its proper divisors (29336311142).

50663850778 is a wasteful number, since it uses less digits than its factorization.

50663850778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76821.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 50663850778 in words is "fifty billion, six hundred sixty-three million, eight hundred fifty thousand, seven hundred seventy-eight".