42343440352 has 24 divisors (see below), whose sum is σ = 83795596416. Its totient is φ = 21062019072.

The previous prime is 42343440301. The next prime is 42343440379. The reversal of 42343440352 is 25304434324.

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 3 ways as a sum of consecutive naturals, for example, 3421888 + ... + 3434239.

It is an arithmetic number, because the mean of its divisors is an integer number (3491483184).

Almost surely, 2^42343440352 is an apocalyptic number.

It is an amenable number.

42343440352 is a deficient number, since it is larger than the sum of its proper divisors (41452156064).

42343440352 is a wasteful number, since it uses less digits than its factorization.

42343440352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6856330 (or 6856322 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 42343440352 its reverse (25304434324), we get a palindrome (67647874676).

The spelling of 42343440352 in words is "forty-two billion, three hundred forty-three million, four hundred forty thousand, three hundred fifty-two".