248443242648 has 64 divisors (see below), whose sum is σ = 629676063360. Its totient is φ = 81678844416.

The previous prime is 248443242581. The next prime is 248443242661. The reversal of 248443242648 is 846242344842.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 248443242648.

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, 369840 + ... + 796032.

It is an arithmetic number, because the mean of its divisors is an integer number (9838688490).

Almost surely, 2^248443242648 is an apocalyptic number.

It is an amenable number.

248443242648 is an abundant number, since it is smaller than the sum of its proper divisors (381232820712).

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

248443242648 is a wasteful number, since it uses less digits than its factorization.

248443242648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426536 (or 426532 counting only the distinct ones).

The product of its digits is 9437184, while the sum is 51.

The spelling of 248443242648 in words is "two hundred forty-eight billion, four hundred forty-three million, two hundred forty-two thousand, six hundred forty-eight".