50211021353057 has 2 divisors, whose sum is σ = 50211021353058. Its totient is φ = 50211021353056.

The previous prime is 50211021353047. The next prime is 50211021353081. The reversal of 50211021353057 is 75035312011205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36567224903056 + 13643796450001 = 6047084^2 + 3693751^2 .

It is a cyclic number.

It is not a de Polignac number, because 50211021353057 - 2²⁰ = 50211020304481 is a prime.

It is a super-2 number, since 2×50211021353057² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50211021353047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105510676528 + 25105510676529.

It is an arithmetic number, because the mean of its divisors is an integer number (25105510676529).

Almost surely, 2^{50211021353057} is an apocalyptic number.

It is an amenable number.

50211021353057 is a deficient number, since it is larger than the sum of its proper divisors (1).

50211021353057 is an equidigital number, since it uses as much as digits as its factorization.

50211021353057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 35.

The spelling of 50211021353057 in words is "fifty trillion, two hundred eleven billion, twenty-one million, three hundred fifty-three thousand, fifty-seven".