1566432143416 has 32 divisors (see below), whose sum is σ = 3356687024640. Its totient is φ = 671318718048.

The previous prime is 1566432143407. The next prime is 1566432143417. The reversal of 1566432143416 is 6143412346651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1566432143417) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5176405 + ... + 5470651.

It is an arithmetic number, because the mean of its divisors is an integer number (104896469520).

Almost surely, 2^{1566432143416} is an apocalyptic number.

It is an amenable number.

1566432143416 is an abundant number, since it is smaller than the sum of its proper divisors (1790254881224).

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

1566432143416 is a wasteful number, since it uses less digits than its factorization.

1566432143416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389323 (or 389319 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 46.

The spelling of 1566432143416 in words is "one trillion, five hundred sixty-six billion, four hundred thirty-two million, one hundred forty-three thousand, four hundred sixteen".