4978788132 has 24 divisors (see below), whose sum is σ = 11732196672. Its totient is φ = 1643164000.

The previous prime is 4978788109. The next prime is 4978788149. The reversal of 4978788132 is 2318878794.

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, 2052744 + ... + 2055167.

It is an arithmetic number, because the mean of its divisors is an integer number (488841528).

Almost surely, 2^4978788132 is an apocalyptic number.

It is an amenable number.

4978788132 is an abundant number, since it is smaller than the sum of its proper divisors (6753408540).

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

4978788132 is a wasteful number, since it uses less digits than its factorization.

4978788132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4108019 (or 4108017 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 57.

The square root of 4978788132 is about 70560.5281442819. The cubic root of 4978788132 is about 1707.5544001355.

The spelling of 4978788132 in words is "four billion, nine hundred seventy-eight million, seven hundred eighty-eight thousand, one hundred thirty-two".