3554543223641 has 2 divisors, whose sum is σ = 3554543223642. Its totient is φ = 3554543223640.

The previous prime is 3554543223629. The next prime is 3554543223731. The reversal of 3554543223641 is 1463223454553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3408749838400 + 145793385241 = 1846280^2 + 381829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3554543223641 is a prime.

It is not a weakly prime, because it can be changed into another prime (3554543223611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777271611820 + 1777271611821.

It is an arithmetic number, because the mean of its divisors is an integer number (1777271611821).

Almost surely, 2^{3554543223641} is an apocalyptic number.

It is an amenable number.

3554543223641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3554543223641 is an equidigital number, since it uses as much as digits as its factorization.

3554543223641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184000, while the sum is 47.

The spelling of 3554543223641 in words is "three trillion, five hundred fifty-four billion, five hundred forty-three million, two hundred twenty-three thousand, six hundred forty-one".