55343169 has 20 divisors (see below), whose sum is σ = 94484544. Its totient is φ = 31624344.

The previous prime is 55343149. The next prime is 55343173. The reversal of 55343169 is 96134355.

55343169 is a `hidden beast` number, since 553 + 43 + 1 + 69 = 666.

It is not a de Polignac number, because 55343169 - 2⁸ = 55342913 is a prime.

It is a super-2 number, since 2×55343169² = 6125732709925122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55343149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 48237 + ... + 49370.

Almost surely, 2^55343169 is an apocalyptic number.

It is an amenable number.

55343169 is a deficient number, since it is larger than the sum of its proper divisors (39141375).

55343169 is an equidigital number, since it uses as much as digits as its factorization.

55343169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97626 (or 97617 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 55343169 is about 7439.2989589074. The cubic root of 55343169 is about 381.0845494050.

The spelling of 55343169 in words is "fifty-five million, three hundred forty-three thousand, one hundred sixty-nine".