20321066340006 has 16 divisors (see below), whose sum is σ = 40962149474304. Its totient is φ = 6720352647624.

The previous prime is 20321066339953. The next prime is 20321066340037. The reversal of 20321066340006 is 60004366012302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13334032270 + ... + 13334033793.

It is an arithmetic number, because the mean of its divisors is an integer number (2560134342144).

Almost surely, 2^{20321066340006} is an apocalyptic number.

20321066340006 is an abundant number, since it is smaller than the sum of its proper divisors (20641083134298).

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

20321066340006 is a wasteful number, since it uses less digits than its factorization.

20321066340006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26668066195.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 20321066340006 in words is "twenty trillion, three hundred twenty-one billion, sixty-six million, three hundred forty thousand, six".