8040478704 has 20 divisors (see below), whose sum is σ = 20771236776. Its totient is φ = 2680159552.

The previous prime is 8040478703. The next prime is 8040478741. The reversal of 8040478704 is 4078740408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040478703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83754939 + ... + 83755034.

Almost surely, 2^8040478704 is an apocalyptic number.

It is an amenable number.

8040478704 is an abundant number, since it is smaller than the sum of its proper divisors (12730758072).

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

8040478704 is a wasteful number, since it uses less digits than its factorization.

8040478704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167509984 (or 167509978 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 42.

The square root of 8040478704 is about 89668.7164177117. The cubic root of 8040478704 is about 2003.3675519478.

The spelling of 8040478704 in words is "eight billion, forty million, four hundred seventy-eight thousand, seven hundred four".