42234040144 has 10 divisors (see below), whose sum is σ = 81828452810. Its totient is φ = 21117020064.

The previous prime is 42234040129. The next prime is 42234040159. The reversal of 42234040144 is 44104043224.

It is an interprime number because it is at equal distance from previous prime (42234040129) and next prime (42234040159).

It can be written as a sum of positive squares in only one way, i.e., 33841281600 + 8392758544 = 183960^2 + 91612^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319813739 + ... + 1319813770.

It is an arithmetic number, because the mean of its divisors is an integer number (8182845281).

Almost surely, 2^42234040144 is an apocalyptic number.

It is an amenable number.

42234040144 is a deficient number, since it is larger than the sum of its proper divisors (39594412666).

42234040144 is a wasteful number, since it uses less digits than its factorization.

42234040144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639627517 (or 2639627511 counting only the distinct ones).

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

Adding to 42234040144 its reverse (44104043224), we get a palindrome (86338083368).

The spelling of 42234040144 in words is "forty-two billion, two hundred thirty-four million, forty thousand, one hundred forty-four".