20432605533516 has 96 divisors (see below), whose sum is σ = 59781918067200. Its totient is φ = 5978191786560.

The previous prime is 20432605533493. The next prime is 20432605533517. The reversal of 20432605533516 is 61533550623402.

20432605533516 is a `hidden beast` number, since 2 + 0 + 4 + 3 + 2 + 60 + 5 + 533 + 51 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (20432605533517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296502840 + ... + 296571743.

It is an arithmetic number, because the mean of its divisors is an integer number (622728313200).

Almost surely, 2^{20432605533516} is an apocalyptic number.

It is an amenable number.

20432605533516 is an abundant number, since it is smaller than the sum of its proper divisors (39349312533684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20432605533516 is a wasteful number, since it uses less digits than its factorization.

20432605533516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593074636 (or 593074628 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 20432605533516 in words is "twenty trillion, four hundred thirty-two billion, six hundred five million, five hundred thirty-three thousand, five hundred sixteen".