50555504742877 has 4 divisors (see below), whose sum is σ = 50555610264316. Its totient is φ = 50555399221440.

The previous prime is 50555504742851. The next prime is 50555504742923. The reversal of 50555504742877 is 77824740555505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30764982331161 + 19790522411716 = 5546619^2 + 4448654^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50555504742877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555504742277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52038774 + ... + 53001367.

It is an arithmetic number, because the mean of its divisors is an integer number (12638902566079).

Almost surely, 2^{50555504742877} is an apocalyptic number.

It is an amenable number.

50555504742877 is a deficient number, since it is larger than the sum of its proper divisors (105521439).

50555504742877 is a wasteful number, since it uses less digits than its factorization.

50555504742877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105521438.

The product of its (nonzero) digits is 274400000, while the sum is 64.

The spelling of 50555504742877 in words is "fifty trillion, five hundred fifty-five billion, five hundred four million, seven hundred forty-two thousand, eight hundred seventy-seven".