552012666405321 has 16 divisors (see below), whose sum is σ = 845186857655040. Its totient is φ = 316945071619920.

The previous prime is 552012666405287. The next prime is 552012666405323. The reversal of 552012666405321 is 123504666210255.

It is not a de Polignac number, because 552012666405321 - 2⁶ = 552012666405257 is a prime.

It is a super-4 number, since 4×552012666405321⁴ (a number of 60 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (552012666405323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440201487735 + ... + 440201488988.

It is an arithmetic number, because the mean of its divisors is an integer number (52824178603440).

Almost surely, 2^{552012666405321} is an apocalyptic number.

It is an amenable number.

552012666405321 is a deficient number, since it is larger than the sum of its proper divisors (293174191249719).

552012666405321 is a wasteful number, since it uses less digits than its factorization.

552012666405321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880402976756.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 552012666405321 in words is "five hundred fifty-two trillion, twelve billion, six hundred sixty-six million, four hundred five thousand, three hundred twenty-one".