42004413424 has 10 divisors (see below), whose sum is σ = 81383551040. Its totient is φ = 21002206704.

The previous prime is 42004413413. The next prime is 42004413443. The reversal of 42004413424 is 42431440024.

It is a super-2 number, since 2×42004413424² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42004413392 and 42004413401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312637904 + ... + 1312637935.

It is an arithmetic number, because the mean of its divisors is an integer number (8138355104).

Almost surely, 2^42004413424 is an apocalyptic number.

It is an amenable number.

42004413424 is a deficient number, since it is larger than the sum of its proper divisors (39379137616).

42004413424 is a wasteful number, since it uses less digits than its factorization.

42004413424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625275847 (or 2625275841 counting only the distinct ones).

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

Adding to 42004413424 its reverse (42431440024), we get a palindrome (84435853448).

The spelling of 42004413424 in words is "forty-two billion, four million, four hundred thirteen thousand, four hundred twenty-four".