54644072201 has 2 divisors, whose sum is σ = 54644072202. Its totient is φ = 54644072200.

The previous prime is 54644072191. The next prime is 54644072207. The reversal of 54644072201 is 10227044645.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27715590400 + 26928481801 = 166480^2 + 164099^2 .

It is a cyclic number.

It is not a de Polignac number, because 54644072201 - 2¹⁰ = 54644071177 is a prime.

It is not a weakly prime, because it can be changed into another prime (54644072207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27322036100 + 27322036101.

It is an arithmetic number, because the mean of its divisors is an integer number (27322036101).

Almost surely, 2^54644072201 is an apocalyptic number.

It is an amenable number.

54644072201 is a deficient number, since it is larger than the sum of its proper divisors (1).

54644072201 is an equidigital number, since it uses as much as digits as its factorization.

54644072201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 54644072201 in words is "fifty-four billion, six hundred forty-four million, seventy-two thousand, two hundred one".