544005352669 has 2 divisors, whose sum is σ = 544005352670. Its totient is φ = 544005352668.

The previous prime is 544005352643. The next prime is 544005352679. The reversal of 544005352669 is 966253500445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450147064900 + 93858287769 = 670930^2 + 306363^2 .

It is a cyclic number.

It is not a de Polignac number, because 544005352669 - 2¹⁵ = 544005319901 is a prime.

It is a super-2 number, since 2×544005352669² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544005352619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272002676334 + 272002676335.

It is an arithmetic number, because the mean of its divisors is an integer number (272002676335).

Almost surely, 2^544005352669 is an apocalyptic number.

It is an amenable number.

544005352669 is a deficient number, since it is larger than the sum of its proper divisors (1).

544005352669 is an equidigital number, since it uses as much as digits as its factorization.

544005352669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888000, while the sum is 49.

The spelling of 544005352669 in words is "five hundred forty-four billion, five million, three hundred fifty-two thousand, six hundred sixty-nine".