9045978472 has 16 divisors (see below), whose sum is σ = 16974246240. Its totient is φ = 4519512816.

The previous prime is 9045978457. The next prime is 9045978521. The reversal of 9045978472 is 2748795409.

9045978472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423478 + ... + 444325.

It is an arithmetic number, because the mean of its divisors is an integer number (1060890390).

Almost surely, 2^9045978472 is an apocalyptic number.

It is an amenable number.

9045978472 is a deficient number, since it is larger than the sum of its proper divisors (7928267768).

9045978472 is a wasteful number, since it uses less digits than its factorization.

9045978472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869112 (or 869108 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The square root of 9045978472 is about 95110.3489216605. The cubic root of 9045978472 is about 2083.6199960924.

The spelling of 9045978472 in words is "nine billion, forty-five million, nine hundred seventy-eight thousand, four hundred seventy-two".