54611243220511 has 2 divisors, whose sum is σ = 54611243220512. Its totient is φ = 54611243220510.

The previous prime is 54611243220497. The next prime is 54611243220517. The reversal of 54611243220511 is 11502234211645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54611243220511 - 2¹¹ = 54611243218463 is a prime.

It is a super-2 number, since 2×54611243220511² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54611243220517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27305621610255 + 27305621610256.

It is an arithmetic number, because the mean of its divisors is an integer number (27305621610256).

Almost surely, 2^{54611243220511} is an apocalyptic number.

54611243220511 is a deficient number, since it is larger than the sum of its proper divisors (1).

54611243220511 is an equidigital number, since it uses as much as digits as its factorization.

54611243220511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 54611243220511 in words is "fifty-four trillion, six hundred eleven billion, two hundred forty-three million, two hundred twenty thousand, five hundred eleven".