50543141449 has 2 divisors, whose sum is σ = 50543141450. Its totient is φ = 50543141448.

The previous prime is 50543141387. The next prime is 50543141491. The reversal of 50543141449 is 94414134505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48673184400 + 1869957049 = 220620^2 + 43243^2 .

It is a cyclic number.

It is not a de Polignac number, because 50543141449 - 2¹⁹ = 50542617161 is a prime.

It is not a weakly prime, because it can be changed into another prime (50543241449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25271570724 + 25271570725.

It is an arithmetic number, because the mean of its divisors is an integer number (25271570725).

Almost surely, 2^50543141449 is an apocalyptic number.

It is an amenable number.

50543141449 is a deficient number, since it is larger than the sum of its proper divisors (1).

50543141449 is an equidigital number, since it uses as much as digits as its factorization.

50543141449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 50543141449 in words is "fifty billion, five hundred forty-three million, one hundred forty-one thousand, four hundred forty-nine".