4342145444540 has 24 divisors (see below), whose sum is σ = 9432936656640. Its totient is φ = 1676966516288.

The previous prime is 4342145444519. The next prime is 4342145444543. The reversal of 4342145444540 is 454445412434.

It is a happy number.

It is a super-3 number, since 3×4342145444540³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4342145444491 and 4342145444500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4342145444543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3743228252 + ... + 3743229411.

It is an arithmetic number, because the mean of its divisors is an integer number (393039027360).

Almost surely, 2^{4342145444540} is an apocalyptic number.

It is an amenable number.

4342145444540 is an abundant number, since it is smaller than the sum of its proper divisors (5090791212100).

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

4342145444540 is a wasteful number, since it uses less digits than its factorization.

4342145444540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7486457701 (or 7486457699 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 44.

The spelling of 4342145444540 in words is "four trillion, three hundred forty-two billion, one hundred forty-five million, four hundred forty-four thousand, five hundred forty".