55377366841 has 2 divisors, whose sum is σ = 55377366842. Its totient is φ = 55377366840.

The previous prime is 55377366829. The next prime is 55377366859. The reversal of 55377366841 is 14866377355.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46744169616 + 8633197225 = 216204^2 + 92915^2 .

It is a cyclic number.

It is not a de Polignac number, because 55377366841 - 2⁷ = 55377366713 is a prime.

It is not a weakly prime, because it can be changed into another prime (55377366241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27688683420 + 27688683421.

It is an arithmetic number, because the mean of its divisors is an integer number (27688683421).

Almost surely, 2^55377366841 is an apocalyptic number.

It is an amenable number.

55377366841 is a deficient number, since it is larger than the sum of its proper divisors (1).

55377366841 is an equidigital number, since it uses as much as digits as its factorization.

55377366841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12700800, while the sum is 55.

The spelling of 55377366841 in words is "fifty-five billion, three hundred seventy-seven million, three hundred sixty-six thousand, eight hundred forty-one".