8145895250 has 16 divisors (see below), whose sum is σ = 15249116376. Its totient is φ = 3258358000.

The previous prime is 8145895243. The next prime is 8145895271. The reversal of 8145895250 is 525985418.

It can be written as a sum of positive squares in 4 ways, for example, as 1513910281 + 6631984969 = 38909^2 + 81437^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8145895195 and 8145895204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16291541 + ... + 16292040.

Almost surely, 2^8145895250 is an apocalyptic number.

8145895250 is a deficient number, since it is larger than the sum of its proper divisors (7103221126).

8145895250 is a wasteful number, since it uses less digits than its factorization.

8145895250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32583598 (or 32583588 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 47.

The square root of 8145895250 is about 90254.6134554905. The cubic root of 8145895250 is about 2012.0847695986.

The spelling of 8145895250 in words is "eight billion, one hundred forty-five million, eight hundred ninety-five thousand, two hundred fifty".