8772999705625 has 45 divisors (see below), whose sum is σ = 11029488012961. Its totient is φ = 6975925760000.

The previous prime is 8772999705619. The next prime is 8772999705671. The reversal of 8772999705625 is 5265079992778.

The square root of 8772999705625 is 2961925.

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

It can be written as a sum of positive squares in 22 ways, for example, as 8449561816969 + 323437888656 = 2906813^2 + 568716^2 .

It is not a de Polignac number, because 8772999705625 - 2³⁷ = 8635560752153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 19030367895 + ... + 19030368355.

Almost surely, 2^{8772999705625} is an apocalyptic number.

8772999705625 is the 2961925-th square number.

8772999705625 is the 1480963-rd centered octagonal number.

It is an amenable number.

8772999705625 is a deficient number, since it is larger than the sum of its proper divisors (2256488307336).

8772999705625 is an frugal number, since it uses more digits than its factorization.

8772999705625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 1200225600, while the sum is 76.

The spelling of 8772999705625 in words is "eight trillion, seven hundred seventy-two billion, nine hundred ninety-nine million, seven hundred five thousand, six hundred twenty-five".