4997785776 has 80 divisors (see below), whose sum is σ = 13457233920. Its totient is φ = 1596487680.

The previous prime is 4997785717. The next prime is 4997785799. The reversal of 4997785776 is 6775877994.

It is a self number, because there is not a number n which added to its sum of digits gives 4997785776.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 136960 + ... + 169568.

It is an arithmetic number, because the mean of its divisors is an integer number (168215424).

Almost surely, 2^4997785776 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 4997785776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6728616960).

4997785776 is an abundant number, since it is smaller than the sum of its proper divisors (8459448144).

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

4997785776 is a wasteful number, since it uses less digits than its factorization.

4997785776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32754 (or 32748 counting only the distinct ones).

The product of its digits is 186701760, while the sum is 69.

The square root of 4997785776 is about 70695.0194568189. The cubic root of 4997785776 is about 1709.7234914215.

The spelling of 4997785776 in words is "four billion, nine hundred ninety-seven million, seven hundred eighty-five thousand, seven hundred seventy-six".