42040413304 has 8 divisors (see below), whose sum is σ = 78825774960. Its totient is φ = 21020206648.

The previous prime is 42040413301. The next prime is 42040413341. The reversal of 42040413304 is 40331404024.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×42040413304² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42040413301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627525824 + ... + 2627525839.

It is an arithmetic number, because the mean of its divisors is an integer number (9853221870).

Almost surely, 2^42040413304 is an apocalyptic number.

It is an amenable number.

42040413304 is a deficient number, since it is larger than the sum of its proper divisors (36785361656).

42040413304 is a wasteful number, since it uses less digits than its factorization.

42040413304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255051669 (or 5255051665 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42040413304 its reverse (40331404024), we get a palindrome (82371817328).

The spelling of 42040413304 in words is "forty-two billion, forty million, four hundred thirteen thousand, three hundred four".