20544205324 has 6 divisors (see below), whose sum is σ = 35952359324. Its totient is φ = 10272102660.

The previous prime is 20544205303. The next prime is 20544205343. The reversal of 20544205324 is 42350244502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2568025662 + ... + 2568025669.

Almost surely, 2^20544205324 is an apocalyptic number.

It is an amenable number.

20544205324 is a deficient number, since it is larger than the sum of its proper divisors (15408154000).

20544205324 is a wasteful number, since it uses less digits than its factorization.

20544205324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136051335 (or 5136051333 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 20544205324 its reverse (42350244502), we get a palindrome (62894449826).

The spelling of 20544205324 in words is "twenty billion, five hundred forty-four million, two hundred five thousand, three hundred twenty-four".