144312204004 has 6 divisors (see below), whose sum is σ = 252546357014. Its totient is φ = 72156102000.

The previous prime is 144312203957. The next prime is 144312204089. The reversal of 144312204004 is 400402213441.

It can be written as a sum of positive squares in only one way, i.e., 78735237604 + 65576966400 = 280598^2 + 256080^2 .

It is a super-3 number, since 3×144312204004³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 144312204004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18039025497 + ... + 18039025504.

Almost surely, 2^144312204004 is an apocalyptic number.

It is an amenable number.

144312204004 is a deficient number, since it is larger than the sum of its proper divisors (108234153010).

144312204004 is a wasteful number, since it uses less digits than its factorization.

144312204004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36078051005 (or 36078051003 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 144312204004 its reverse (400402213441), we get a palindrome (544714417445).

The spelling of 144312204004 in words is "one hundred forty-four billion, three hundred twelve million, two hundred four thousand, four".