340034420431040 has 56 divisors (see below), whose sum is σ = 809723717264592. Its totient is φ = 136010953917440.

The previous prime is 340034420430983. The next prime is 340034420431049. The reversal of 340034420431040 is 40134024430043.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 340034420430988 and 340034420431006.

It is not an unprimeable number, because it can be changed into a prime (340034420431049) 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, 4530875 + ... + 26468805.

Almost surely, 2^{340034420431040} is an apocalyptic number.

It is an amenable number.

340034420431040 is an abundant number, since it is smaller than the sum of its proper divisors (469689296833552).

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

340034420431040 is a wasteful number, since it uses less digits than its factorization.

340034420431040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21986385 (or 21986375 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 340034420431040 its reverse (40134024430043), we get a palindrome (380168444861083).

The spelling of 340034420431040 in words is "three hundred forty trillion, thirty-four billion, four hundred twenty million, four hundred thirty-one thousand, forty".