2118319776 has 240 divisors, whose sum is σ = 6597980928. Its totient is φ = 665625600.

The previous prime is 2118319717. The next prime is 2118319789. The reversal of 2118319776 is 6779138112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3294111 + ... + 3294753.

Almost surely, 2^2118319776 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 2118319776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3298990464).

2118319776 is an abundant number, since it is smaller than the sum of its proper divisors (4479661152).

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

2118319776 is a wasteful number, since it uses less digits than its factorization.

2118319776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 720 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 2118319776 is about 46025.2080495026. The cubic root of 2118319776 is about 1284.2921861038.

The spelling of 2118319776 in words is "two billion, one hundred eighteen million, three hundred nineteen thousand, seven hundred seventy-six".