5646081841 has 2 divisors, whose sum is σ = 5646081842. Its totient is φ = 5646081840.

The previous prime is 5646081829. The next prime is 5646081907. The reversal of 5646081841 is 1481806465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5461801216 + 184280625 = 73904^2 + 13575^2 .

It is a cyclic number.

It is not a de Polignac number, because 5646081841 - 2⁷ = 5646081713 is a prime.

It is not a weakly prime, because it can be changed into another prime (5646081041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823040920 + 2823040921.

It is an arithmetic number, because the mean of its divisors is an integer number (2823040921).

Almost surely, 2^5646081841 is an apocalyptic number.

It is an amenable number.

5646081841 is a deficient number, since it is larger than the sum of its proper divisors (1).

5646081841 is an equidigital number, since it uses as much as digits as its factorization.

5646081841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 5646081841 is about 75140.4141657471. The cubic root of 5646081841 is about 1780.6656855565.

The spelling of 5646081841 in words is "five billion, six hundred forty-six million, eighty-one thousand, eight hundred forty-one".