245321145003040 has 48 divisors (see below), whose sum is σ = 579572513791488. Its totient is φ = 98128236418816.

The previous prime is 245321145002993. The next prime is 245321145003043. The reversal of 245321145003040 is 40300541123542.

It is a junction number, because it is equal to n+sod(n) for n = 245321145002987 and 245321145003005.

It is not an unprimeable number, because it can be changed into a prime (245321145003043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81947649 + ... + 84888511.

It is an arithmetic number, because the mean of its divisors is an integer number (12074427370656).

Almost surely, 2^{245321145003040} is an apocalyptic number.

245321145003040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245321145003040 is an abundant number, since it is smaller than the sum of its proper divisors (334251368788448).

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

245321145003040 is a wasteful number, since it uses less digits than its factorization.

245321145003040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462241 (or 3462233 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 245321145003040 its reverse (40300541123542), we get a palindrome (285621686126582).

The spelling of 245321145003040 in words is "two hundred forty-five trillion, three hundred twenty-one billion, one hundred forty-five million, three thousand, forty".