20550435430024 has 8 divisors (see below), whose sum is σ = 38532066431310. Its totient is φ = 10275217715008.

The previous prime is 20550435430013. The next prime is 20550435430037. The reversal of 20550435430024 is 42003453405502.

It can be written as a sum of positive squares in only one way, i.e., 14370786337924 + 6179649092100 = 3790882^2 + 2485890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1284402214369 + ... + 1284402214384.

Almost surely, 2^{20550435430024} is an apocalyptic number.

It is an amenable number.

20550435430024 is a deficient number, since it is larger than the sum of its proper divisors (17981631001286).

20550435430024 is a wasteful number, since it uses less digits than its factorization.

20550435430024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2568804428759 (or 2568804428755 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 20550435430024 its reverse (42003453405502), we get a palindrome (62553888835526).

The spelling of 20550435430024 in words is "twenty trillion, five hundred fifty billion, four hundred thirty-five million, four hundred thirty thousand, twenty-four".