2549373312 has 128 divisors (see below), whose sum is σ = 7220988000. Its totient is φ = 794132480.

The previous prime is 2549373283. The next prime is 2549373331. The reversal of 2549373312 is 2133739452.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

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, 971362 + ... + 973982.

Almost surely, 2^2549373312 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 2549373312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3610494000).

2549373312 is an abundant number, since it is smaller than the sum of its proper divisors (4671614688).

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

2549373312 is a wasteful number, since it uses less digits than its factorization.

2549373312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804 (or 2792 counting only the distinct ones).

The product of its digits is 136080, while the sum is 39.

The square root of 2549373312 is about 50491.3191746859. The cubic root of 2549373312 is about 1366.0852800023.

The spelling of 2549373312 in words is "two billion, five hundred forty-nine million, three hundred seventy-three thousand, three hundred twelve".