4694779008 has 384 divisors, whose sum is σ = 15109545600. Its totient is φ = 1434101760.

The previous prime is 4694778971. The next prime is 4694779009. The reversal of 4694779008 is 8009774964.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (4694779009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66123613 + ... + 66123683.

It is an arithmetic number, because the mean of its divisors is an integer number (39347775).

Almost surely, 2^4694779008 is an apocalyptic number.

4694779008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4694779008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7554772800).

4694779008 is an abundant number, since it is smaller than the sum of its proper divisors (10414766592).

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

4694779008 is a wasteful number, since it uses less digits than its factorization.

4694779008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 4694779008 is about 68518.4574257185. The cubic root of 4694779008 is about 1674.4482041331.

The spelling of 4694779008 in words is "four billion, six hundred ninety-four million, seven hundred seventy-nine thousand, eight".