4608778064 has 40 divisors (see below), whose sum is σ = 10314304128. Its totient is φ = 1971668480.

The previous prime is 4608778063. The next prime is 4608778087.

4608778064 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4608778063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767192 + ... + 773175.

Almost surely, 2^4608778064 is an apocalyptic number.

4608778064 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4608778064 is an abundant number, since it is smaller than the sum of its proper divisors (5705526064).

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

4608778064 is a wasteful number, since it uses less digits than its factorization.

4608778064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540403 (or 1540397 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 50.

The square root of 4608778064 is about 67887.9817346193. The cubic root of 4608778064 is about 1664.1607127967.

The spelling of 4608778064 in words is "four billion, six hundred eight million, seven hundred seventy-eight thousand, sixty-four".