8450925578 has 16 divisors (see below), whose sum is σ = 13264641000. Its totient is φ = 4033688256.

The previous prime is 8450925499. The next prime is 8450925589. The reversal of 8450925578 is 8755290548.

It can be written as a sum of positive squares in 4 ways, for example, as 8217966409 + 232959169 = 90653^2 + 15263^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073453 + ... + 1081296.

Almost surely, 2^8450925578 is an apocalyptic number.

8450925578 is a deficient number, since it is larger than the sum of its proper divisors (4813715422).

8450925578 is a wasteful number, since it uses less digits than its factorization.

8450925578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154841.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The square root of 8450925578 is about 91928.9158970125. The cubic root of 8450925578 is about 2036.8924217375.

The spelling of 8450925578 in words is "eight billion, four hundred fifty million, nine hundred twenty-five thousand, five hundred seventy-eight".