8544842486 has 4 divisors (see below), whose sum is σ = 12817263732. Its totient is φ = 4272421242.

The previous prime is 8544842459. The next prime is 8544842497. The reversal of 8544842486 is 6842484458.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6842484458 = 2 ⋅3421242229.

It is a super-2 number, since 2×8544842486² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136210620 + ... + 2136210623.

It is an arithmetic number, because the mean of its divisors is an integer number (3204315933).

Almost surely, 2^8544842486 is an apocalyptic number.

8544842486 is a deficient number, since it is larger than the sum of its proper divisors (4272421246).

8544842486 is a wasteful number, since it uses less digits than its factorization.

8544842486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4272421245.

The product of its digits is 7864320, while the sum is 53.

The square root of 8544842486 is about 92438.3171958469. The cubic root of 8544842486 is about 2044.4101124396.

The spelling of 8544842486 in words is "eight billion, five hundred forty-four million, eight hundred forty-two thousand, four hundred eighty-six".