55943727841 has 2 divisors, whose sum is σ = 55943727842. Its totient is φ = 55943727840.

The previous prime is 55943727817. The next prime is 55943727869. The reversal of 55943727841 is 14872734955.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54550273600 + 1393454241 = 233560^2 + 37329^2 .

It is a cyclic number.

It is not a de Polignac number, because 55943727841 - 2²⁵ = 55910173409 is a prime.

It is not a weakly prime, because it can be changed into another prime (55943727341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27971863920 + 27971863921.

It is an arithmetic number, because the mean of its divisors is an integer number (27971863921).

Almost surely, 2^55943727841 is an apocalyptic number.

It is an amenable number.

55943727841 is a deficient number, since it is larger than the sum of its proper divisors (1).

55943727841 is an equidigital number, since it uses as much as digits as its factorization.

55943727841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 55.

The spelling of 55943727841 in words is "fifty-five billion, nine hundred forty-three million, seven hundred twenty-seven thousand, eight hundred forty-one".