20562520206 has 16 divisors (see below), whose sum is σ = 41270361984. Its totient is φ = 6829953144.

The previous prime is 20562520201. The next prime is 20562520211. The reversal of 20562520206 is 60202526502.

It is an interprime number because it is at equal distance from previous prime (20562520201) and next prime (20562520211).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20562520201) 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, 6053226 + ... + 6056621.

It is an arithmetic number, because the mean of its divisors is an integer number (2579397624).

Almost surely, 2^20562520206 is an apocalyptic number.

20562520206 is an abundant number, since it is smaller than the sum of its proper divisors (20707841778).

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

20562520206 is a wasteful number, since it uses less digits than its factorization.

20562520206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12110135.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 20562520206 in words is "twenty billion, five hundred sixty-two million, five hundred twenty thousand, two hundred six".