8530644842 has 8 divisors (see below), whose sum is σ = 12862962432. Its totient is φ = 4242990700.

The previous prime is 8530644809. The next prime is 8530644851. The reversal of 8530644842 is 2484460358.

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

It is a junction number, because it is equal to n+sod(n) for n = 8530644793 and 8530644802.

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, 11165384 + ... + 11166147.

It is an arithmetic number, because the mean of its divisors is an integer number (1607870304).

Almost surely, 2^8530644842 is an apocalyptic number.

8530644842 is a deficient number, since it is larger than the sum of its proper divisors (4332317590).

8530644842 is a wasteful number, since it uses less digits than its factorization.

8530644842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22331724.

The product of its (nonzero) digits is 737280, while the sum is 44.

The square root of 8530644842 is about 92361.4900377858. The cubic root of 8530644842 is about 2043.2771913132.

The spelling of 8530644842 in words is "eight billion, five hundred thirty million, six hundred forty-four thousand, eight hundred forty-two".