4778404344 has 192 divisors, whose sum is σ = 15189720000. Its totient is φ = 1356445440.

The previous prime is 4778404321. The next prime is 4778404357. The reversal of 4778404344 is 4434048774.

It is a self number, because there is not a number n which added to its sum of digits gives 4778404344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4469442 + ... + 4470510.

It is an arithmetic number, because the mean of its divisors is an integer number (79113125).

Almost surely, 2^4778404344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4778404344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7594860000).

4778404344 is an abundant number, since it is smaller than the sum of its proper divisors (10411315656).

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

4778404344 is a wasteful number, since it uses less digits than its factorization.

4778404344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 45.

The square root of 4778404344 is about 69126.0033851227. The cubic root of 4778404344 is about 1684.3317380467.

The spelling of 4778404344 in words is "four billion, seven hundred seventy-eight million, four hundred four thousand, three hundred forty-four".