144203422432 has 48 divisors (see below), whose sum is σ = 293815090800. Its totient is φ = 69585832960.

The previous prime is 144203422417. The next prime is 144203422463. The reversal of 144203422432 is 234224302441.

It is a super-2 number, since 2×144203422432² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144203422394 and 144203422403.

It is a congruent number.

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, 2233419 + ... + 2297077.

It is an arithmetic number, because the mean of its divisors is an integer number (6121147725).

Almost surely, 2^144203422432 is an apocalyptic number.

It is an amenable number.

144203422432 is an abundant number, since it is smaller than the sum of its proper divisors (149611668368).

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

144203422432 is a wasteful number, since it uses less digits than its factorization.

144203422432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66139 (or 66131 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 144203422432 its reverse (234224302441), we get a palindrome (378427724873).

The spelling of 144203422432 in words is "one hundred forty-four billion, two hundred three million, four hundred twenty-two thousand, four hundred thirty-two".