50659978222 has 16 divisors (see below), whose sum is σ = 86859486720. Its totient is φ = 21707966808.

The previous prime is 50659978211. The next prime is 50659978261. The reversal of 50659978222 is 22287995605.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 195498 + ... + 373549.

It is an arithmetic number, because the mean of its divisors is an integer number (5428717920).

Almost surely, 2^50659978222 is an apocalyptic number.

50659978222 is a deficient number, since it is larger than the sum of its proper divisors (36199508498).

50659978222 is a wasteful number, since it uses less digits than its factorization.

50659978222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575415.

The product of its (nonzero) digits is 5443200, while the sum is 55.

It can be divided in two parts, 506599 and 78222, that added together give a triangular number (584821 = T₁₀₈₁).

The spelling of 50659978222 in words is "fifty billion, six hundred fifty-nine million, nine hundred seventy-eight thousand, two hundred twenty-two".