2533785888 has 96 divisors (see below), whose sum is σ = 7073922240. Its totient is φ = 791838720.

The previous prime is 2533785871. The next prime is 2533785913. The reversal of 2533785888 is 8885873352.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169768 + ... + 184088.

It is an arithmetic number, because the mean of its divisors is an integer number (73686690).

Almost surely, 2^2533785888 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 2533785888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3536961120).

2533785888 is an abundant number, since it is smaller than the sum of its proper divisors (4540136352).

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

2533785888 is a wasteful number, since it uses less digits than its factorization.

2533785888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14450 (or 14442 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 57.

The square root of 2533785888 is about 50336.7250424578. The cubic root of 2533785888 is about 1363.2954052505.

The spelling of 2533785888 in words is "two billion, five hundred thirty-three million, seven hundred eighty-five thousand, eight hundred eighty-eight".