42004012440340 has 24 divisors (see below), whose sum is σ = 92850974868960. Its totient is φ = 15917309977248.

The previous prime is 42004012440331. The next prime is 42004012440371. The reversal of 42004012440340 is 4304421040024.

42004012440340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42004012440340² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42004012440299 and 42004012440308.

It is a congruent number.

It is an unprimeable number.

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, 55268437042 + ... + 55268437801.

It is an arithmetic number, because the mean of its divisors is an integer number (3868790619540).

Almost surely, 2^{42004012440340} is an apocalyptic number.

It is an amenable number.

42004012440340 is an abundant number, since it is smaller than the sum of its proper divisors (50846962428620).

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

42004012440340 is a wasteful number, since it uses less digits than its factorization.

42004012440340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110536874871 (or 110536874869 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42004012440340 its reverse (4304421040024), we get a palindrome (46308433480364).

The spelling of 42004012440340 in words is "forty-two trillion, four billion, twelve million, four hundred forty thousand, three hundred forty".