245003247040 has 56 divisors (see below), whose sum is σ = 583507699632. Its totient is φ = 97985556480.

The previous prime is 245003247037. The next prime is 245003247059. The reversal of 245003247040 is 40742300542.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 245003246993 and 245003247011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2046435 + ... + 2162845.

Almost surely, 2^245003247040 is an apocalyptic number.

245003247040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245003247040 is an abundant number, since it is smaller than the sum of its proper divisors (338504452592).

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

245003247040 is a wasteful number, since it uses less digits than its factorization.

245003247040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123005 (or 122995 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

Adding to 245003247040 its reverse (40742300542), we get a palindrome (285745547582).

The spelling of 245003247040 in words is "two hundred forty-five billion, three million, two hundred forty-seven thousand, forty".