20535054606 has 32 divisors (see below), whose sum is σ = 49781952000. Its totient is φ = 6222743640.

The previous prime is 20535054563. The next prime is 20535054629. The reversal of 20535054606 is 60645053502.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17284806 + ... + 17285993.

It is an arithmetic number, because the mean of its divisors is an integer number (1555686000).

Almost surely, 2^20535054606 is an apocalyptic number.

20535054606 is an abundant number, since it is smaller than the sum of its proper divisors (29246897394).

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

20535054606 is a wasteful number, since it uses less digits than its factorization.

20535054606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34570821 (or 34570815 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 20535054606 in words is "twenty billion, five hundred thirty-five million, fifty-four thousand, six hundred six".