2648243544 has 32 divisors (see below), whose sum is σ = 7010057520. Its totient is φ = 830821376.

The previous prime is 2648243491. The next prime is 2648243581. The reversal of 2648243544 is 4453428462.

It is a junction number, because it is equal to n+sod(n) for n = 2648243496 and 2648243505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3244989 + ... + 3245804.

Almost surely, 2^2648243544 is an apocalyptic number.

2648243544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2648243544 is an abundant number, since it is smaller than the sum of its proper divisors (4361813976).

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

2648243544 is a wasteful number, since it uses less digits than its factorization.

2648243544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6490819 (or 6490815 counting only the distinct ones).

The product of its digits is 737280, while the sum is 42.

The square root of 2648243544 is about 51461.0876682567. The cubic root of 2648243544 is about 1383.5216961805.

The spelling of 2648243544 in words is "two billion, six hundred forty-eight million, two hundred forty-three thousand, five hundred forty-four".