248821797483 has 160 divisors (see below), whose sum is σ = 453971865600. Its totient is φ = 135503565120.

The previous prime is 248821797479. The next prime is 248821797503. The reversal of 248821797483 is 384797128842.

248821797483 is a `hidden beast` number, since 2 + 4 + 8 + 82 + 1 + 79 + 7 + 483 = 666.

It is not a de Polignac number, because 248821797483 - 2² = 248821797479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 248821797483.

It is not an unprimeable number, because it can be changed into a prime (248821793483) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 234515773 + ... + 234516833.

It is an arithmetic number, because the mean of its divisors is an integer number (2837324160).

Almost surely, 2^248821797483 is an apocalyptic number.

248821797483 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

248821797483 is a deficient number, since it is larger than the sum of its proper divisors (205150068117).

248821797483 is a wasteful number, since it uses less digits than its factorization.

248821797483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1461 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 63.

The spelling of 248821797483 in words is "two hundred forty-eight billion, eight hundred twenty-one million, seven hundred ninety-seven thousand, four hundred eighty-three".