55541136505403 has 8 divisors (see below), whose sum is σ = 55574960361648. Its totient is φ = 55507315721184.

The previous prime is 55541136505373. The next prime is 55541136505489. The reversal of 55541136505403 is 30450563114555.

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

It is a cyclic number.

It is not a de Polignac number, because 55541136505403 - 2²⁰ = 55541135456827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55541136525403) 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, 35935625 + ... + 37449317.

It is an arithmetic number, because the mean of its divisors is an integer number (6946870045206).

Almost surely, 2^{55541136505403} is an apocalyptic number.

55541136505403 is a deficient number, since it is larger than the sum of its proper divisors (33823856245).

55541136505403 is a wasteful number, since it uses less digits than its factorization.

55541136505403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536013.

The product of its (nonzero) digits is 2700000, while the sum is 47.

Adding to 55541136505403 its reverse (30450563114555), we get a palindrome (85991699619958).

The spelling of 55541136505403 in words is "fifty-five trillion, five hundred forty-one billion, one hundred thirty-six million, five hundred five thousand, four hundred three".