54611243220641 has 2 divisors, whose sum is σ = 54611243220642. Its totient is φ = 54611243220640.

The previous prime is 54611243220607. The next prime is 54611243220649. The reversal of 54611243220641 is 14602234211645.

54611243220641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44922366832225 + 9688876388416 = 6702415^2 + 3112696^2 .

It is a cyclic number.

It is not a de Polignac number, because 54611243220641 - 2¹⁸ = 54611242958497 is a prime.

It is a super-2 number, since 2×54611243220641² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54611243220649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27305621610320 + 27305621610321.

It is an arithmetic number, because the mean of its divisors is an integer number (27305621610321).

Almost surely, 2^{54611243220641} is an apocalyptic number.

It is an amenable number.

54611243220641 is a deficient number, since it is larger than the sum of its proper divisors (1).

54611243220641 is an equidigital number, since it uses as much as digits as its factorization.

54611243220641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 54611243220641 in words is "fifty-four trillion, six hundred eleven billion, two hundred forty-three million, two hundred twenty thousand, six hundred forty-one".