4544139269 has 2 divisors, whose sum is σ = 4544139270. Its totient is φ = 4544139268.

The previous prime is 4544139239. The next prime is 4544139277. The reversal of 4544139269 is 9629314454.

4544139269 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3962702500 + 581436769 = 62950^2 + 24113^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544139269 - 2²⁴ = 4527362053 is a prime.

It is a super-2 number, since 2×4544139269² = 41298403392135708722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4544139239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272069634 + 2272069635.

It is an arithmetic number, because the mean of its divisors is an integer number (2272069635).

Almost surely, 2^4544139269 is an apocalyptic number.

It is an amenable number.

4544139269 is a deficient number, since it is larger than the sum of its proper divisors (1).

4544139269 is an equidigital number, since it uses as much as digits as its factorization.

4544139269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 47.

The square root of 4544139269 is about 67410.2311893380. The cubic root of 4544139269 is about 1656.3440211792.

The spelling of 4544139269 in words is "four billion, five hundred forty-four million, one hundred thirty-nine thousand, two hundred sixty-nine".