2788173036 has 192 divisors, whose sum is σ = 8175605760. Its totient is φ = 814302720.

The previous prime is 2788173029. The next prime is 2788173097. The reversal of 2788173036 is 6303718872.

It is a junction number, because it is equal to n+sod(n) for n = 2788172982 and 2788173000.

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 63 ways as a sum of consecutive naturals, for example, 6021741 + ... + 6022203.

It is an arithmetic number, because the mean of its divisors is an integer number (42581280).

Almost surely, 2^2788173036 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 2788173036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4087802880).

2788173036 is an abundant number, since it is smaller than the sum of its proper divisors (5387432724).

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

2788173036 is a wasteful number, since it uses less digits than its factorization.

2788173036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 2788173036 is about 52803.1536558187. The cubic root of 2788173036 is about 1407.4724660222.

The spelling of 2788173036 in words is "two billion, seven hundred eighty-eight million, one hundred seventy-three thousand, thirty-six".