8506021275 has 48 divisors (see below), whose sum is σ = 15655431520. Its totient is φ = 4527964800.

The previous prime is 8506021243. The next prime is 8506021301. The reversal of 8506021275 is 5721206058.

It is a happy number.

It is not a de Polignac number, because 8506021275 - 2⁵ = 8506021243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 353529 + ... + 376821.

Almost surely, 2^8506021275 is an apocalyptic number.

8506021275 is a deficient number, since it is larger than the sum of its proper divisors (7149410245).

8506021275 is a wasteful number, since it uses less digits than its factorization.

8506021275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23853 (or 23842 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 8506021275 is about 92228.0937404650. The cubic root of 8506021275 is about 2041.3093346221.

The spelling of 8506021275 in words is "eight billion, five hundred six million, twenty-one thousand, two hundred seventy-five".