8250425066 has 16 divisors (see below), whose sum is σ = 13330614528. Its totient is φ = 3807030000.

The previous prime is 8250425063. The next prime is 8250425087. The reversal of 8250425066 is 6605240528.

It is a super-2 number, since 2×8250425066² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8250425063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90131 + ... + 156921.

It is an arithmetic number, because the mean of its divisors is an integer number (833163408).

Almost surely, 2^8250425066 is an apocalyptic number.

8250425066 is a deficient number, since it is larger than the sum of its proper divisors (5080189462).

8250425066 is a wasteful number, since it uses less digits than its factorization.

8250425066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71557.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 8250425066 is about 90831.8505041046. The cubic root of 8250425066 is about 2020.6547126188.

The spelling of 8250425066 in words is "eight billion, two hundred fifty million, four hundred twenty-five thousand, sixty-six".