20566363006 has 32 divisors (see below), whose sum is σ = 36238910400. Its totient is φ = 8749778688.

The previous prime is 20566362997. The next prime is 20566363033. The reversal of 20566363006 is 60036366502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15435 + ... + 203398.

It is an arithmetic number, because the mean of its divisors is an integer number (1132465950).

Almost surely, 2^20566363006 is an apocalyptic number.

20566363006 is a deficient number, since it is larger than the sum of its proper divisors (15672547394).

20566363006 is a wasteful number, since it uses less digits than its factorization.

20566363006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218993 (or 218979 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 20566363006 in words is "twenty billion, five hundred sixty-six million, three hundred sixty-three thousand, six".