20605464014 has 8 divisors (see below), whose sum is σ = 32534943240. Its totient is φ = 9760482936.

The previous prime is 20605464001. The next prime is 20605464037. The reversal of 20605464014 is 41046450602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 271124489 + ... + 271124564.

It is an arithmetic number, because the mean of its divisors is an integer number (4066867905).

Almost surely, 2^20605464014 is an apocalyptic number.

20605464014 is a deficient number, since it is larger than the sum of its proper divisors (11929479226).

20605464014 is a wasteful number, since it uses less digits than its factorization.

20605464014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542249074.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 20605464014 in words is "twenty billion, six hundred five million, four hundred sixty-four thousand, fourteen".