8547434056 has 32 divisors (see below), whose sum is σ = 18353292480. Its totient is φ = 3655713600.

The previous prime is 8547434033. The next prime is 8547434057. The reversal of 8547434056 is 6504347458.

It is a super-2 number, since 2×8547434056² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8547433997 and 8547434015.

It is not an unprimeable number, because it can be changed into a prime (8547434057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127935 + ... + 182926.

It is an arithmetic number, because the mean of its divisors is an integer number (573540390).

Almost surely, 2^8547434056 is an apocalyptic number.

It is an amenable number.

8547434056 is an abundant number, since it is smaller than the sum of its proper divisors (9805858424).

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

8547434056 is a wasteful number, since it uses less digits than its factorization.

8547434056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311365 (or 311361 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 46.

The square root of 8547434056 is about 92452.3339672937. Note that the first 3 decimals coincide. The cubic root of 8547434056 is about 2044.6167749724.

The spelling of 8547434056 in words is "eight billion, five hundred forty-seven million, four hundred thirty-four thousand, fifty-six".