2791248752 has 20 divisors (see below), whose sum is σ = 5409917136. Its totient is φ = 1395141120.

The previous prime is 2791248739. The next prime is 2791248769. The reversal of 2791248752 is 2578421972.

2791248752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2791248697 and 2791248706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19973 + ... + 77339.

Almost surely, 2^2791248752 is an apocalyptic number.

It is an amenable number.

2791248752 is a deficient number, since it is larger than the sum of its proper divisors (2618668384).

2791248752 is a wasteful number, since it uses less digits than its factorization.

2791248752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60416 (or 60410 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The square root of 2791248752 is about 52832.2699871963. The cubic root of 2791248752 is about 1407.9898173119.

The spelling of 2791248752 in words is "two billion, seven hundred ninety-one million, two hundred forty-eight thousand, seven hundred fifty-two".