20466363662 has 16 divisors (see below), whose sum is σ = 32433860160. Its totient is φ = 9670092768.

The previous prime is 20466363647. The next prime is 20466363667. The reversal of 20466363662 is 26636366402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20466363667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3751193 + ... + 3756644.

It is an arithmetic number, because the mean of its divisors is an integer number (2027116260).

Almost surely, 2^20466363662 is an apocalyptic number.

20466363662 is a deficient number, since it is larger than the sum of its proper divisors (11967496498).

20466363662 is a wasteful number, since it uses less digits than its factorization.

20466363662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7507915.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 20466363662 in words is "twenty billion, four hundred sixty-six million, three hundred sixty-three thousand, six hundred sixty-two".