8545792478 has 4 divisors (see below), whose sum is σ = 12818688720. Its totient is φ = 4272896238.

The previous prime is 8545792421. The next prime is 8545792511. The reversal of 8545792478 is 8742975458.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136448118 + ... + 2136448121.

It is an arithmetic number, because the mean of its divisors is an integer number (3204672180).

Almost surely, 2^8545792478 is an apocalyptic number.

8545792478 is a deficient number, since it is larger than the sum of its proper divisors (4272896242).

8545792478 is a wasteful number, since it uses less digits than its factorization.

8545792478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272896241.

The product of its digits is 22579200, while the sum is 59.

The square root of 8545792478 is about 92443.4555715006. The cubic root of 8545792478 is about 2044.4858735896.

The spelling of 8545792478 in words is "eight billion, five hundred forty-five million, seven hundred ninety-two thousand, four hundred seventy-eight".