2658732804 has 144 divisors (see below), whose sum is σ = 8290009728. Its totient is φ = 699646464.

The previous prime is 2658732803. The next prime is 2658732809. The reversal of 2658732804 is 4082378562.

It is a self number, because there is not a number n which added to its sum of digits gives 2658732804.

It is not an unprimeable number, because it can be changed into a prime (2658732803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2807059 + ... + 2808005.

It is an arithmetic number, because the mean of its divisors is an integer number (57569512).

Almost surely, 2^2658732804 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 2658732804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4145004864).

2658732804 is an abundant number, since it is smaller than the sum of its proper divisors (5631276924).

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

2658732804 is a wasteful number, since it uses less digits than its factorization.

2658732804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 2658732804 is about 51562.9014311646. The cubic root of 2658732804 is about 1385.3459242714.

The spelling of 2658732804 in words is "two billion, six hundred fifty-eight million, seven hundred thirty-two thousand, eight hundred four".