42344204140 has 24 divisors (see below), whose sum is σ = 101626090272. Its totient is φ = 14518012800.

The previous prime is 42344204117. The next prime is 42344204153. The reversal of 42344204140 is 4140244324.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 42344204099 and 42344204108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151229161 + ... + 151229440.

It is an arithmetic number, because the mean of its divisors is an integer number (4234420428).

Almost surely, 2^42344204140 is an apocalyptic number.

It is an amenable number.

42344204140 is an abundant number, since it is smaller than the sum of its proper divisors (59281886132).

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

42344204140 is a wasteful number, since it uses less digits than its factorization.

42344204140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302458617 (or 302458615 counting only the distinct ones).

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

Adding to 42344204140 its reverse (4140244324), we get a palindrome (46484448464).

The spelling of 42344204140 in words is "forty-two billion, three hundred forty-four million, two hundred four thousand, one hundred forty".