50355072881437 has 2 divisors, whose sum is σ = 50355072881438. Its totient is φ = 50355072881436.

The previous prime is 50355072881417. The next prime is 50355072881461. The reversal of 50355072881437 is 73418827055305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25962428571556 + 24392644309881 = 5095334^2 + 4938891^2 .

It is a cyclic number.

It is not a de Polignac number, because 50355072881437 - 2²⁷ = 50354938663709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50355072881417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25177536440718 + 25177536440719.

It is an arithmetic number, because the mean of its divisors is an integer number (25177536440719).

Almost surely, 2^{50355072881437} is an apocalyptic number.

It is an amenable number.

50355072881437 is a deficient number, since it is larger than the sum of its proper divisors (1).

50355072881437 is an equidigital number, since it uses as much as digits as its factorization.

50355072881437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224000, while the sum is 58.

The spelling of 50355072881437 in words is "fifty trillion, three hundred fifty-five billion, seventy-two million, eight hundred eighty-one thousand, four hundred thirty-seven".