285714837529 has 9 divisors (see below), whose sum is σ = 314056656319. Its totient is φ = 259735416160.

The previous prime is 285714837467. The next prime is 285714837539. The reversal of 285714837529 is 925738417582.

It is a happy number.

The square root of 285714837529 is 534523.

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

It can be written as a sum of positive squares in only one way, i.e., 174126771225 + 111588066304 = 417285^2 + 334048^2 .

It is not a de Polignac number, because 285714837529 - 2¹⁵ = 285714804761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (285714837539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5855457 + ... + 5904049.

Almost surely, 2^285714837529 is an apocalyptic number.

285714837529 is the 534523-rd square number.

285714837529 is the 267262-nd centered octagonal number.

It is an amenable number.

285714837529 is a deficient number, since it is larger than the sum of its proper divisors (28341818790).

285714837529 is an frugal number, since it uses more digits than its factorization.

285714837529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97208 (or 48604 counting only the distinct ones).

The product of its digits is 33868800, while the sum is 61.

The spelling of 285714837529 in words is "two hundred eighty-five billion, seven hundred fourteen million, eight hundred thirty-seven thousand, five hundred twenty-nine".