55541043123 has 16 divisors (see below), whose sum is σ = 75190809600. Its totient is φ = 36460612160.

The previous prime is 55541043119. The next prime is 55541043127. The reversal of 55541043123 is 32134014555.

It is an interprime number because it is at equal distance from previous prime (55541043119) and next prime (55541043127).

It is a cyclic number.

It is not a de Polignac number, because 55541043123 - 2² = 55541043119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55541043127) 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, 11158 + ... + 333476.

It is an arithmetic number, because the mean of its divisors is an integer number (4699425600).

Almost surely, 2^55541043123 is an apocalyptic number.

55541043123 is a deficient number, since it is larger than the sum of its proper divisors (19649766477).

55541043123 is a wasteful number, since it uses less digits than its factorization.

55541043123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323202.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 55541043123 its reverse (32134014555), we get a palindrome (87675057678).

The spelling of 55541043123 in words is "fifty-five billion, five hundred forty-one million, forty-three thousand, one hundred twenty-three".