8450128354 has 8 divisors (see below), whose sum is σ = 12675961260. Its totient is φ = 4224807936.

The previous prime is 8450128303. The next prime is 8450128387. The reversal of 8450128354 is 4538210548.

It can be written as a sum of positive squares in 2 ways, for example, as 7854036129 + 596092225 = 88623^2 + 24415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83839 + ... + 154690.

Almost surely, 2^8450128354 is an apocalyptic number.

8450128354 is a deficient number, since it is larger than the sum of its proper divisors (4225832906).

8450128354 is a wasteful number, since it uses less digits than its factorization.

8450128354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256244.

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 8450128354 is about 91924.5797053215. The cubic root of 8450128354 is about 2036.8283691643.

The spelling of 8450128354 in words is "eight billion, four hundred fifty million, one hundred twenty-eight thousand, three hundred fifty-four".