8167041625 has 32 divisors (see below), whose sum is σ = 10743127200. Its totient is φ = 6189164800.

The previous prime is 8167041613. The next prime is 8167041661. The reversal of 8167041625 is 5261407618.

It can be written as a sum of positive squares in 16 ways, for example, as 2496801024 + 5670240601 = 49968^2 + 75301^2 .

It is not a de Polignac number, because 8167041625 - 2¹¹ = 8167039577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170871 + ... + 213379.

It is an arithmetic number, because the mean of its divisors is an integer number (335722725).

Almost surely, 2^8167041625 is an apocalyptic number.

It is an amenable number.

8167041625 is a deficient number, since it is larger than the sum of its proper divisors (2576085575).

8167041625 is a wasteful number, since it uses less digits than its factorization.

8167041625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42606 (or 42596 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 8167041625 is about 90371.6859696664. The cubic root of 8167041625 is about 2013.8243588008.

The spelling of 8167041625 in words is "eight billion, one hundred sixty-seven million, forty-one thousand, six hundred twenty-five".