8552781456 has 40 divisors (see below), whose sum is σ = 22807421184. Its totient is φ = 2758961280.

The previous prime is 8552781443. The next prime is 8552781473. The reversal of 8552781456 is 6541872558.

It is a junction number, because it is equal to n+sod(n) for n = 8552781399 and 8552781408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2872431 + ... + 2875406.

Almost surely, 2^8552781456 is an apocalyptic number.

It is an amenable number.

8552781456 is an abundant number, since it is smaller than the sum of its proper divisors (14254639728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8552781456 is a wasteful number, since it uses less digits than its factorization.

8552781456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747879 (or 5747873 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 51.

The square root of 8552781456 is about 92481.2492130161. The cubic root of 8552781456 is about 2045.0430668254.

The spelling of 8552781456 in words is "eight billion, five hundred fifty-two million, seven hundred eighty-one thousand, four hundred fifty-six".