8538461547 has 64 divisors (see below), whose sum is σ = 15344947200. Its totient is φ = 4088465280.

The previous prime is 8538461527. The next prime is 8538461549. The reversal of 8538461547 is 7451648358.

It is not a de Polignac number, because 8538461547 - 2⁶ = 8538461483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8538461547.

It is not an unprimeable number, because it can be changed into a prime (8538461549) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 136104 + ... + 188682.

It is an arithmetic number, because the mean of its divisors is an integer number (239764800).

Almost surely, 2^8538461547 is an apocalyptic number.

8538461547 is a deficient number, since it is larger than the sum of its proper divisors (6806485653).

8538461547 is a wasteful number, since it uses less digits than its factorization.

8538461547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52656.

The product of its digits is 3225600, while the sum is 51.

The square root of 8538461547 is about 92403.7961720188. The cubic root of 8538461547 is about 2043.9010917522.

The spelling of 8538461547 in words is "eight billion, five hundred thirty-eight million, four hundred sixty-one thousand, five hundred forty-seven".