20144200324 has 6 divisors (see below), whose sum is σ = 35252350574. Its totient is φ = 10072100160.

The previous prime is 20144200309. The next prime is 20144200399. The reversal of 20144200324 is 42300244102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19928404224 + 215796100 = 141168^2 + 14690^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20144200295 and 20144200304.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2518025037 + ... + 2518025044.

Almost surely, 2^20144200324 is an apocalyptic number.

It is an amenable number.

20144200324 is a deficient number, since it is larger than the sum of its proper divisors (15108150250).

20144200324 is a wasteful number, since it uses less digits than its factorization.

20144200324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036050085 (or 5036050083 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 20144200324 its reverse (42300244102), we get a palindrome (62444444426).

The spelling of 20144200324 in words is "twenty billion, one hundred forty-four million, two hundred thousand, three hundred twenty-four".