944828712529 has 9 divisors (see below), whose sum is σ = 1023112229979. Its totient is φ = 872137916520.

The previous prime is 944828712521. The next prime is 944828712689. The reversal of 944828712529 is 925217828449.

It is a happy number.

The square root of 944828712529 is 972023.

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., 139767561025 + 805061151504 = 373855^2 + 897252^2 .

It is not a de Polignac number, because 944828712529 - 2³ = 944828712521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944828712521) 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, 12598914 + ... + 12673684.

Almost surely, 2^944828712529 is an apocalyptic number.

944828712529 is the 972023-rd square number.

944828712529 is the 486012-nd centered octagonal number.

It is an amenable number.

944828712529 is a deficient number, since it is larger than the sum of its proper divisors (78283517450).

944828712529 is an frugal number, since it uses more digits than its factorization.

944828712529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149568 (or 74784 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 944828712529 in words is "nine hundred forty-four billion, eight hundred twenty-eight million, seven hundred twelve thousand, five hundred twenty-nine".