20206624046 has 16 divisors (see below), whose sum is σ = 34672600800. Its totient is φ = 8651813280.

The previous prime is 20206624043. The next prime is 20206624111. The reversal of 20206624046 is 64042660202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20206624043) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 665321 + ... + 695028.

It is an arithmetic number, because the mean of its divisors is an integer number (2167037550).

Almost surely, 2^20206624046 is an apocalyptic number.

20206624046 is a deficient number, since it is larger than the sum of its proper divisors (14465976754).

20206624046 is a wasteful number, since it uses less digits than its factorization.

20206624046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361419.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 20206624046 in words is "twenty billion, two hundred six million, six hundred twenty-four thousand, forty-six".