544356204361 has 2 divisors, whose sum is σ = 544356204362. Its totient is φ = 544356204360.

The previous prime is 544356204239. The next prime is 544356204367. The reversal of 544356204361 is 163402653445.

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., 486248209225 + 58107995136 = 697315^2 + 241056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544356204361 is a prime.

It is not a weakly prime, because it can be changed into another prime (544356204367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272178102180 + 272178102181.

It is an arithmetic number, because the mean of its divisors is an integer number (272178102181).

Almost surely, 2^544356204361 is an apocalyptic number.

It is an amenable number.

544356204361 is a deficient number, since it is larger than the sum of its proper divisors (1).

544356204361 is an equidigital number, since it uses as much as digits as its factorization.

544356204361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 544356204361 in words is "five hundred forty-four billion, three hundred fifty-six million, two hundred four thousand, three hundred sixty-one".