10240343020440 has 128 divisors (see below), whose sum is σ = 36760205764800. Its totient is φ = 2520699816960.

The previous prime is 10240343020387. The next prime is 10240343020493. The reversal of 10240343020440 is 4402034304201.

It is a happy number.

10240343020440 is a `hidden beast` number, since 1 + 0 + 24 + 0 + 3 + 430 + 204 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (10240343020387) and next prime (10240343020493).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364670541 + ... + 364698620.

Almost surely, 2^{10240343020440} is an apocalyptic number.

10240343020440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10240343020440 is an abundant number, since it is smaller than the sum of its proper divisors (26519862744360).

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

10240343020440 is a wasteful number, since it uses less digits than its factorization.

10240343020440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729369194 (or 729369184 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 10240343020440 its reverse (4402034304201), we get a palindrome (14642377324641).

The spelling of 10240343020440 in words is "ten trillion, two hundred forty billion, three hundred forty-three million, twenty thousand, four hundred forty".