8706078625 has 16 divisors (see below), whose sum is σ = 10867845456. Its totient is φ = 6963158400.

The previous prime is 8706078617. The next prime is 8706078649. The reversal of 8706078625 is 5268706078.

It can be written as a sum of positive squares in 8 ways, for example, as 6563592256 + 2142486369 = 81016^2 + 46287^2 .

It is not a de Polignac number, because 8706078625 - 2³ = 8706078617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 843999 + ... + 854251.

It is an arithmetic number, because the mean of its divisors is an integer number (679240341).

Almost surely, 2^8706078625 is an apocalyptic number.

It is an amenable number.

8706078625 is a deficient number, since it is larger than the sum of its proper divisors (2161766831).

8706078625 is a wasteful number, since it uses less digits than its factorization.

8706078625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17061 (or 17051 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The square root of 8706078625 is about 93306.3696914632. The cubic root of 8706078625 is about 2057.1890073547.

The spelling of 8706078625 in words is "eight billion, seven hundred six million, seventy-eight thousand, six hundred twenty-five".