321365554066002 has 16 divisors (see below), whose sum is σ = 670675938920640. Its totient is φ = 102464379557232.

The previous prime is 321365554065971. The next prime is 321365554066009. The reversal of 321365554066002 is 200660455563123.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (321365554066009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1164367949377 + ... + 1164367949652.

It is an arithmetic number, because the mean of its divisors is an integer number (41917246182540).

Almost surely, 2^{321365554066002} is an apocalyptic number.

321365554066002 is an abundant number, since it is smaller than the sum of its proper divisors (349310384854638).

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

321365554066002 is a wasteful number, since it uses less digits than its factorization.

321365554066002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328735899057.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 321365554066002 in words is "three hundred twenty-one trillion, three hundred sixty-five billion, five hundred fifty-four million, sixty-six thousand, two".