4273427469529 has 9 divisors (see below), whose sum is σ = 4392125689791. Its totient is φ = 4157855009640.

The previous prime is 4273427469499. The next prime is 4273427469533. The reversal of 4273427469529 is 9259647243724.

The square root of 4273427469529 is 2067227.

It is a perfect power (a square), and thus also a powerful number.

4273427469529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3823921585225 + 449505884304 = 1955485^2 + 670452^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4273427469529 is a prime.

It is a super-3 number, since 3×4273427469529³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4273427469559) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 76459464 + ... + 76515334.

Almost surely, 2^{4273427469529} is an apocalyptic number.

4273427469529 is the 2067227-th square number.

4273427469529 is the 1033614-th centered octagonal number.

It is an amenable number.

4273427469529 is a deficient number, since it is larger than the sum of its proper divisors (118698220262).

4273427469529 is an frugal number, since it uses more digits than its factorization.

4273427469529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111816 (or 55908 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 64.

Multiplying 4273427469529 by its sum of digits (64), we get a square (273499358049856 = 16537816²).

The spelling of 4273427469529 in words is "four trillion, two hundred seventy-three billion, four hundred twenty-seven million, four hundred sixty-nine thousand, five hundred twenty-nine".