5240243402040 has 64 divisors (see below), whose sum is σ = 15876381036960. Its totient is φ = 1383562611200.

The previous prime is 5240243401931. The next prime is 5240243402083. The reversal of 5240243402040 is 402043420425.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5240243401989 and 5240243402007.

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, 216169539 + ... + 216193778.

Almost surely, 2^{5240243402040} is an apocalyptic number.

It is an amenable number.

5240243402040 is an abundant number, since it is smaller than the sum of its proper divisors (10636137634920).

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

5240243402040 is a wasteful number, since it uses less digits than its factorization.

5240243402040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432363432 (or 432363428 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 5240243402040 its reverse (402043420425), we get a palindrome (5642286822465).

The spelling of 5240243402040 in words is "five trillion, two hundred forty billion, two hundred forty-three million, four hundred two thousand, forty".