8366703425 has 12 divisors (see below), whose sum is σ = 10984989996. Its totient is φ = 6299635200.

The previous prime is 8366703421. The next prime is 8366703439. The reversal of 8366703425 is 5243076638.

It can be written as a sum of positive squares in 6 ways, for example, as 951599104 + 7415104321 = 30848^2 + 86111^2 .

It is not a de Polignac number, because 8366703425 - 2² = 8366703421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8366703421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9842756 + ... + 9843605.

It is an arithmetic number, because the mean of its divisors is an integer number (915415833).

Almost surely, 2^8366703425 is an apocalyptic number.

8366703425 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8366703425 is a deficient number, since it is larger than the sum of its proper divisors (2618286571).

8366703425 is a wasteful number, since it uses less digits than its factorization.

8366703425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19686388 (or 19686383 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 8366703425 is about 91469.6858254143. The cubic root of 8366703425 is about 2030.1032428260.

The spelling of 8366703425 in words is "eight billion, three hundred sixty-six million, seven hundred three thousand, four hundred twenty-five".