8458538056 has 8 divisors (see below), whose sum is σ = 15859758870. Its totient is φ = 4229269024.

The previous prime is 8458538027. The next prime is 8458538057. The reversal of 8458538056 is 6508358548.

It can be written as a sum of positive squares in only one way, i.e., 7763372100 + 695165956 = 88110^2 + 26366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 8458537994 and 8458538012.

It is not an unprimeable number, because it can be changed into a prime (8458538057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528658621 + ... + 528658636.

Almost surely, 2^8458538056 is an apocalyptic number.

It is an amenable number.

8458538056 is a deficient number, since it is larger than the sum of its proper divisors (7401220814).

8458538056 is a wasteful number, since it uses less digits than its factorization.

8458538056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057317263 (or 1057317259 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 52.

The square root of 8458538056 is about 91970.3107312354. The cubic root of 8458538056 is about 2037.5038397860.

The spelling of 8458538056 in words is "eight billion, four hundred fifty-eight million, five hundred thirty-eight thousand, fifty-six".