5566937474729 has 8 divisors (see below), whose sum is σ = 5696829156480. Its totient is φ = 5437065248496.

The previous prime is 5566937474717. The next prime is 5566937474737. The reversal of 5566937474729 is 9274747396655.

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

It is not a de Polignac number, because 5566937474729 - 2⁴⁰ = 4467425846953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5566937471729) 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, 4284134 + ... + 5430255.

It is an arithmetic number, because the mean of its divisors is an integer number (712103644560).

Almost surely, 2^{5566937474729} is an apocalyptic number.

It is an amenable number.

5566937474729 is a deficient number, since it is larger than the sum of its proper divisors (129891681751).

5566937474729 is a wasteful number, since it uses less digits than its factorization.

5566937474729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9727759.

The product of its digits is 2400451200, while the sum is 74.

The spelling of 5566937474729 in words is "five trillion, five hundred sixty-six billion, nine hundred thirty-seven million, four hundred seventy-four thousand, seven hundred twenty-nine".