8874887855625 has 405 divisors, whose sum is σ = 18524453526579. Its totient is φ = 4089674160000.

The previous prime is 8874887855611. The next prime is 8874887855749. The reversal of 8874887855625 is 5265587884788.

The square root of 8874887855625 is 2979075.

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

8874887855625 is a `hidden beast` number, since 8 + 8 + 7 + 48 + 8 + 7 + 8 + 5 + 562 + 5 = 666.

It can be written as a sum of positive squares in 7 ways, for example, as 8157404317689 + 717483537936 = 2856117^2 + 847044^2 .

It is not a de Polignac number, because 8874887855625 - 2¹³ = 8874887847433 is a prime.

It is a super-2 number, since 2×8874887855625² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 404 ways as a sum of consecutive naturals, for example, 56527948047 + ... + 56527948203.

Almost surely, 2^{8874887855625} is an apocalyptic number.

8874887855625 is the 2979075-th square number.

8874887855625 is the 1489538-th centered octagonal number.

It is an amenable number.

8874887855625 is an abundant number, since it is smaller than the sum of its proper divisors (9649565670954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8874887855625 is a wasteful number, since it uses less digits than its factorization.

8874887855625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 199 counting only the distinct ones).

The product of its digits is 9633792000, while the sum is 81.

Multiplying 8874887855625 by its sum of digits (81), we get a square (718865916305625 = 26811675²).

The spelling of 8874887855625 in words is "eight trillion, eight hundred seventy-four billion, eight hundred eighty-seven million, eight hundred fifty-five thousand, six hundred twenty-five".