544240132369 has 2 divisors, whose sum is σ = 544240132370. Its totient is φ = 544240132368.

The previous prime is 544240132279. The next prime is 544240132399. The reversal of 544240132369 is 963231042445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 470440976769 + 73799155600 = 685887^2 + 271660^2 .

It is a cyclic number.

It is not a de Polignac number, because 544240132369 - 2¹³ = 544240124177 is a prime.

It is a super-2 number, since 2×544240132369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (544240132399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272120066184 + 272120066185.

It is an arithmetic number, because the mean of its divisors is an integer number (272120066185).

Almost surely, 2^544240132369 is an apocalyptic number.

It is an amenable number.

544240132369 is a deficient number, since it is larger than the sum of its proper divisors (1).

544240132369 is an equidigital number, since it uses as much as digits as its factorization.

544240132369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 544240132369 in words is "five hundred forty-four billion, two hundred forty million, one hundred thirty-two thousand, three hundred sixty-nine".