9477643142 has 16 divisors (see below), whose sum is σ = 15515716752. Its totient is φ = 4306117920.

The previous prime is 9477643111. The next prime is 9477643171. The reversal of 9477643142 is 2413467749.

9477643142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 43493 + ... + 144384.

It is an arithmetic number, because the mean of its divisors is an integer number (969732297).

Almost surely, 2^9477643142 is an apocalyptic number.

9477643142 is a deficient number, since it is larger than the sum of its proper divisors (6038073610).

9477643142 is a wasteful number, since it uses less digits than its factorization.

9477643142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190183.

The product of its digits is 1016064, while the sum is 47.

The square root of 9477643142 is about 97353.1876314279. The cubic root of 9477643142 is about 2116.2490887773.

The spelling of 9477643142 in words is "nine billion, four hundred seventy-seven million, six hundred forty-three thousand, one hundred forty-two".