2789804160 has 512 divisors, whose sum is σ = 11618208000. Its totient is φ = 623738880.

The previous prime is 2789804141. The next prime is 2789804167. The reversal of 2789804160 is 614089872.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2789804167) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2470476 + ... + 2471604.

Almost surely, 2^2789804160 is an apocalyptic number.

2789804160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2789804160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5809104000).

2789804160 is an abundant number, since it is smaller than the sum of its proper divisors (8828403840).

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

2789804160 is a wasteful number, since it uses less digits than its factorization.

2789804160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 2789804160 is about 52818.5967250172. The cubic root of 2789804160 is about 1407.7468768460.

The spelling of 2789804160 in words is "two billion, seven hundred eighty-nine million, eight hundred four thousand, one hundred sixty".