9477724642 has 16 divisors (see below), whose sum is σ = 14452623360. Its totient is φ = 4660651008.

The previous prime is 9477724637. The next prime is 9477724651. The reversal of 9477724642 is 2464277749.

It is a happy number.

9477724642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9477724642.

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 7 ways as a sum of consecutive naturals, for example, 76098 + ... + 157309.

It is an arithmetic number, because the mean of its divisors is an integer number (903288960).

Almost surely, 2^9477724642 is an apocalyptic number.

9477724642 is a deficient number, since it is larger than the sum of its proper divisors (4974898718).

9477724642 is a wasteful number, since it uses less digits than its factorization.

9477724642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233745.

The product of its digits is 4741632, while the sum is 52.

The square root of 9477724642 is about 97353.6062095288. The cubic root of 9477724642 is about 2116.2551547652.

The spelling of 9477724642 in words is "nine billion, four hundred seventy-seven million, seven hundred twenty-four thousand, six hundred forty-two".