50778205382154 has 32 divisors (see below), whose sum is σ = 101890367838720. Its totient is φ = 16870466842992.

The previous prime is 50778205382111. The next prime is 50778205382189. The reversal of 50778205382154 is 45128350287705.

50778205382154 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-2 number, since 2×50778205382154² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50778205382094 and 50778205382103.

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 15 ways as a sum of consecutive naturals, for example, 3727092 + ... + 10744655.

It is an arithmetic number, because the mean of its divisors is an integer number (3184073994960).

Almost surely, 2^{50778205382154} is an apocalyptic number.

50778205382154 is an abundant number, since it is smaller than the sum of its proper divisors (51112162456566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50778205382154 is a wasteful number, since it uses less digits than its factorization.

50778205382154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14473674.

The product of its (nonzero) digits is 18816000, while the sum is 57.

The spelling of 50778205382154 in words is "fifty trillion, seven hundred seventy-eight billion, two hundred five million, three hundred eighty-two thousand, one hundred fifty-four".