50654821268 has 6 divisors (see below), whose sum is σ = 88645937226. Its totient is φ = 25327410632.

The previous prime is 50654821223. The next prime is 50654821309. The reversal of 50654821268 is 86212845605.

It can be written as a sum of positive squares in only one way, i.e., 45585666064 + 5069155204 = 213508^2 + 71198^2 .

It is a congruent number.

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, 6331852655 + ... + 6331852662.

It is an arithmetic number, because the mean of its divisors is an integer number (14774322871).

Almost surely, 2^50654821268 is an apocalyptic number.

It is an amenable number.

50654821268 is a deficient number, since it is larger than the sum of its proper divisors (37991115958).

50654821268 is a wasteful number, since it uses less digits than its factorization.

50654821268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12663705321 (or 12663705319 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 50654821268 in words is "fifty billion, six hundred fifty-four million, eight hundred twenty-one thousand, two hundred sixty-eight".