1004253224540 has 48 divisors (see below), whose sum is σ = 2119287693600. Its totient is φ = 399730636032.

The previous prime is 1004253224509. The next prime is 1004253224561. The reversal of 1004253224540 is 454223524001.

It is a junction number, because it is equal to n+sod(n) for n = 1004253224497 and 1004253224506.

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 15 ways as a sum of consecutive naturals, for example, 8538251 + ... + 8655069.

It is an arithmetic number, because the mean of its divisors is an integer number (44151826950).

Almost surely, 2^{1004253224540} is an apocalyptic number.

1004253224540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004253224540 is an abundant number, since it is smaller than the sum of its proper divisors (1115034469060).

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

1004253224540 is a wasteful number, since it uses less digits than its factorization.

1004253224540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118934 (or 118932 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1004253224540 its reverse (454223524001), we get a palindrome (1458476748541).

The spelling of 1004253224540 in words is "one trillion, four billion, two hundred fifty-three million, two hundred twenty-four thousand, five hundred forty".