50797771960321 has 4 divisors (see below), whose sum is σ = 51138696604500. Its totient is φ = 50456847316144.

The previous prime is 50797771960279. The next prime is 50797771960459. The reversal of 50797771960321 is 12306917779705.

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 24369032250000 + 26428739710321 = 4936500^2 + 5140889^2 .

It is a cyclic number.

It is not a de Polignac number, because 50797771960321 - 2¹³ = 50797771952129 is a prime.

It is a super-2 number, since 2×50797771960321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50797771360321) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 170462321866 + ... + 170462322163.

It is an arithmetic number, because the mean of its divisors is an integer number (12784674151125).

Almost surely, 2^{50797771960321} is an apocalyptic number.

It is an amenable number.

50797771960321 is a deficient number, since it is larger than the sum of its proper divisors (340924644179).

50797771960321 is a wasteful number, since it uses less digits than its factorization.

50797771960321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340924644178.

The product of its (nonzero) digits is 35006580, while the sum is 64.

The spelling of 50797771960321 in words is "fifty trillion, seven hundred ninety-seven billion, seven hundred seventy-one million, nine hundred sixty thousand, three hundred twenty-one".