5546256643 has 2 divisors, whose sum is σ = 5546256644. Its totient is φ = 5546256642.

The previous prime is 5546256637. The next prime is 5546256671. The reversal of 5546256643 is 3466526455.

5546256643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5546256643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5546256593 and 5546256602.

It is not a weakly prime, because it can be changed into another prime (5546250643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2773128321 + 2773128322.

It is an arithmetic number, because the mean of its divisors is an integer number (2773128322).

Almost surely, 2^5546256643 is an apocalyptic number.

5546256643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5546256643 is an equidigital number, since it uses as much as digits as its factorization.

5546256643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592000, while the sum is 46.

The square root of 5546256643 is about 74473.1941237920. The cubic root of 5546256643 is about 1770.1089065529.

The spelling of 5546256643 in words is "five billion, five hundred forty-six million, two hundred fifty-six thousand, six hundred forty-three".