9479108778 has 64 divisors (see below), whose sum is σ = 21171300480. Its totient is φ = 2811801600.

The previous prime is 9479108767. The next prime is 9479108791. The reversal of 9479108778 is 8778019749.

9479108778 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1043938 + ... + 1052978.

It is an arithmetic number, because the mean of its divisors is an integer number (330801570).

Almost surely, 2^9479108778 is an apocalyptic number.

9479108778 is an abundant number, since it is smaller than the sum of its proper divisors (11692191702).

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

9479108778 is a wasteful number, since it uses less digits than its factorization.

9479108778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9623.

The product of its (nonzero) digits is 7112448, while the sum is 60.

The square root of 9479108778 is about 97360.7147570312. The cubic root of 9479108778 is about 2116.3581697283.

The spelling of 9479108778 in words is "nine billion, four hundred seventy-nine million, one hundred eight thousand, seven hundred seventy-eight".