8472649178 has 16 divisors (see below), whose sum is σ = 14532840960. Its totient is φ = 3629060496.

The previous prime is 8472649147. The next prime is 8472649187. The reversal of 8472649178 is 8719462748.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147401 + ... + 196652.

It is an arithmetic number, because the mean of its divisors is an integer number (908302560).

Almost surely, 2^8472649178 is an apocalyptic number.

8472649178 is a deficient number, since it is larger than the sum of its proper divisors (6060191782).

8472649178 is a wasteful number, since it uses less digits than its factorization.

8472649178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345821.

The product of its digits is 5419008, while the sum is 56.

The square root of 8472649178 is about 92046.9943996000. The cubic root of 8472649178 is about 2038.6362455466.

The spelling of 8472649178 in words is "eight billion, four hundred seventy-two million, six hundred forty-nine thousand, one hundred seventy-eight".