4342145444440 has 128 divisors (see below), whose sum is σ = 10382620953600. Its totient is φ = 1629691176960.

The previous prime is 4342145444423. The next prime is 4342145444473. The reversal of 4342145444440 is 444445412434.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122189475 + ... + 122225005.

It is an arithmetic number, because the mean of its divisors is an integer number (81114226200).

Almost surely, 2^{4342145444440} is an apocalyptic number.

4342145444440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4342145444440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5191310476800).

4342145444440 is an abundant number, since it is smaller than the sum of its proper divisors (6040475509160).

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

4342145444440 is a wasteful number, since it uses less digits than its factorization.

4342145444440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37097 (or 37093 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 43.

The spelling of 4342145444440 in words is "four trillion, three hundred forty-two billion, one hundred forty-five million, four hundred forty-four thousand, four hundred forty".