544464064073 has 2 divisors, whose sum is σ = 544464064074. Its totient is φ = 544464064072.

The previous prime is 544464064069. The next prime is 544464064127. The reversal of 544464064073 is 370460464445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 541927128649 + 2536935424 = 736157^2 + 50368^2 .

It is a cyclic number.

It is not a de Polignac number, because 544464064073 - 2² = 544464064069 is a prime.

It is a super-2 number, since 2×544464064073² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (544464061073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272232032036 + 272232032037.

It is an arithmetic number, because the mean of its divisors is an integer number (272232032037).

Almost surely, 2^544464064073 is an apocalyptic number.

It is an amenable number.

544464064073 is a deficient number, since it is larger than the sum of its proper divisors (1).

544464064073 is an equidigital number, since it uses as much as digits as its factorization.

544464064073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 47.

The spelling of 544464064073 in words is "five hundred forty-four billion, four hundred sixty-four million, sixty-four thousand, seventy-three".