5543561662405 has 16 divisors (see below), whose sum is σ = 7395083748864. Its totient is φ = 3961652005440.

The previous prime is 5543561662367. The next prime is 5543561662409. The reversal of 5543561662405 is 5042661653455.

It is not a de Polignac number, because 5543561662405 - 2²⁷ = 5543427444677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5543561662409) 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 15 ways as a sum of consecutive naturals, for example, 1375571599 + ... + 1375575628.

It is an arithmetic number, because the mean of its divisors is an integer number (462192734304).

Almost surely, 2^{5543561662405} is an apocalyptic number.

It is an amenable number.

5543561662405 is a deficient number, since it is larger than the sum of its proper divisors (1851522086459).

5543561662405 is a wasteful number, since it uses less digits than its factorization.

5543561662405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751147276.

The product of its (nonzero) digits is 12960000, while the sum is 52.

The spelling of 5543561662405 in words is "five trillion, five hundred forty-three billion, five hundred sixty-one million, six hundred sixty-two thousand, four hundred five".