50555504738766 has 96 divisors (see below), whose sum is σ = 106575622433280. Its totient is φ = 15982507602432.

The previous prime is 50555504738719. The next prime is 50555504738789. The reversal of 50555504738766 is 66783740555505.

It is a junction number, because it is equal to n+sod(n) for n = 50555504738697 and 50555504738706.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 386069595 + ... + 386200521.

It is an arithmetic number, because the mean of its divisors is an integer number (1110162733680).

Almost surely, 2^{50555504738766} is an apocalyptic number.

50555504738766 is an abundant number, since it is smaller than the sum of its proper divisors (56020117694514).

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

50555504738766 is a wasteful number, since it uses less digits than its factorization.

50555504738766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132346 (or 132317 counting only the distinct ones).

The product of its (nonzero) digits is 529200000, while the sum is 66.

The spelling of 50555504738766 in words is "fifty trillion, five hundred fifty-five billion, five hundred four million, seven hundred thirty-eight thousand, seven hundred sixty-six".