340030144440 has 96 divisors (see below), whose sum is σ = 1262969117280. Its totient is φ = 77721175296.

The previous prime is 340030144369. The next prime is 340030144481. The reversal of 340030144440 is 44441030043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67463779 + ... + 67468818.

It is an arithmetic number, because the mean of its divisors is an integer number (13155928305).

Almost surely, 2^340030144440 is an apocalyptic number.

340030144440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340030144440 is an abundant number, since it is smaller than the sum of its proper divisors (922938972840).

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

340030144440 is a wasteful number, since it uses less digits than its factorization.

340030144440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134932621 (or 134932614 counting only the distinct ones).

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

Adding to 340030144440 its reverse (44441030043), we get a palindrome (384471174483).

The spelling of 340030144440 in words is "three hundred forty billion, thirty million, one hundred forty-four thousand, four hundred forty".