50021872203337 has 2 divisors, whose sum is σ = 50021872203338. Its totient is φ = 50021872203336.

The previous prime is 50021872203313. The next prime is 50021872203397. The reversal of 50021872203337 is 73330227812005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41077639545856 + 8944232657481 = 6409184^2 + 2990691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50021872203337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50021872203293 and 50021872203302.

It is not a weakly prime, because it can be changed into another prime (50021872203397) by changing a digit.

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 as a sum of consecutive naturals, namely, 25010936101668 + 25010936101669.

It is an arithmetic number, because the mean of its divisors is an integer number (25010936101669).

Almost surely, 2^{50021872203337} is an apocalyptic number.

It is an amenable number.

50021872203337 is a deficient number, since it is larger than the sum of its proper divisors (1).

50021872203337 is an equidigital number, since it uses as much as digits as its factorization.

50021872203337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 50021872203337 in words is "fifty trillion, twenty-one billion, eight hundred seventy-two million, two hundred three thousand, three hundred thirty-seven".