20533405550324 has 12 divisors (see below), whose sum is σ = 35956332709248. Its totient is φ = 10260167633400.

The previous prime is 20533405550309. The next prime is 20533405550327. The reversal of 20533405550324 is 42305550433502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20533405550327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1633778372 + ... + 1633790939.

It is an arithmetic number, because the mean of its divisors is an integer number (2996361059104).

Almost surely, 2^{20533405550324} is an apocalyptic number.

It is an amenable number.

20533405550324 is a deficient number, since it is larger than the sum of its proper divisors (15422927158924).

20533405550324 is a wasteful number, since it uses less digits than its factorization.

20533405550324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267570886 (or 3267570884 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 41.

Adding to 20533405550324 its reverse (42305550433502), we get a palindrome (62838955983826).

The spelling of 20533405550324 in words is "twenty trillion, five hundred thirty-three billion, four hundred five million, five hundred fifty thousand, three hundred twenty-four".