50188722541 has 2 divisors, whose sum is σ = 50188722542. Its totient is φ = 50188722540.

The previous prime is 50188722539. The next prime is 50188722599. The reversal of 50188722541 is 14522788105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50062272516 + 126450025 = 223746^2 + 11245^2 .

It is a cyclic number.

It is not a de Polignac number, because 50188722541 - 2¹ = 50188722539 is a prime.

Together with 50188722539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50188722341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25094361270 + 25094361271.

It is an arithmetic number, because the mean of its divisors is an integer number (25094361271).

Almost surely, 2^50188722541 is an apocalyptic number.

It is an amenable number.

50188722541 is a deficient number, since it is larger than the sum of its proper divisors (1).

50188722541 is an equidigital number, since it uses as much as digits as its factorization.

50188722541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 179200, while the sum is 43.

The spelling of 50188722541 in words is "fifty billion, one hundred eighty-eight million, seven hundred twenty-two thousand, five hundred forty-one".