4778309008 has 40 divisors (see below), whose sum is σ = 10104710400. Its totient is φ = 2170861440.

The previous prime is 4778308999. The next prime is 4778309057. The reversal of 4778309008 is 8009038774.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416566 + ... + 427882.

It is an arithmetic number, because the mean of its divisors is an integer number (252617760).

Almost surely, 2^4778309008 is an apocalyptic number.

It is an amenable number.

4778309008 is an abundant number, since it is smaller than the sum of its proper divisors (5326401392).

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

4778309008 is a wasteful number, since it uses less digits than its factorization.

4778309008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13735 (or 13729 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 4778309008 is about 69125.3138003727. The cubic root of 4778309008 is about 1684.3205363632.

The spelling of 4778309008 in words is "four billion, seven hundred seventy-eight million, three hundred nine thousand, eight".