41554700980721 has 2 divisors, whose sum is σ = 41554700980722. Its totient is φ = 41554700980720.

The previous prime is 41554700980697. The next prime is 41554700980841. The reversal of 41554700980721 is 12708900745514.

It is a happy number.

41554700980721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23595413115121 + 17959287865600 = 4857511^2 + 4237840^2 .

It is a cyclic number.

It is not a de Polignac number, because 41554700980721 - 2¹⁰ = 41554700979697 is a prime.

It is not a weakly prime, because it can be changed into another prime (41554700980621) 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, 20777350490360 + 20777350490361.

It is an arithmetic number, because the mean of its divisors is an integer number (20777350490361).

Almost surely, 2^{41554700980721} is an apocalyptic number.

It is an amenable number.

41554700980721 is a deficient number, since it is larger than the sum of its proper divisors (1).

41554700980721 is an equidigital number, since it uses as much as digits as its factorization.

41554700980721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2822400, while the sum is 53.

The spelling of 41554700980721 in words is "forty-one trillion, five hundred fifty-four billion, seven hundred million, nine hundred eighty thousand, seven hundred twenty-one".