42322343144 has 32 divisors (see below), whose sum is σ = 82835193000. Its totient is φ = 20251710720.

The previous prime is 42322343143. The next prime is 42322343159. The reversal of 42322343144 is 44134322324.

It can be written as a sum of positive squares in 4 ways, for example, as 39695780644 + 2626562500 = 199238^2 + 51250^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42322343144.

It is not an unprimeable number, because it can be changed into a prime (42322343143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153919 + ... + 1190030.

Almost surely, 2^42322343144 is an apocalyptic number.

It is an amenable number.

42322343144 is a deficient number, since it is larger than the sum of its proper divisors (40512849856).

42322343144 is a wasteful number, since it uses less digits than its factorization.

42322343144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344053 (or 2344049 counting only the distinct ones).

The product of its digits is 55296, while the sum is 32.

Adding to 42322343144 its reverse (44134322324), we get a palindrome (86456665468).

The spelling of 42322343144 in words is "forty-two billion, three hundred twenty-two million, three hundred forty-three thousand, one hundred forty-four".