55117341523644 has 12 divisors (see below), whose sum is σ = 128607130221864. Its totient is φ = 18372447174544.

The previous prime is 55117341523639. The next prime is 55117341523661. The reversal of 55117341523644 is 44632514371155.

55117341523644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×55117341523644² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2296555896807 + ... + 2296555896830.

It is an arithmetic number, because the mean of its divisors is an integer number (10717260851822).

Almost surely, 2^{55117341523644} is an apocalyptic number.

It is an amenable number.

55117341523644 is an abundant number, since it is smaller than the sum of its proper divisors (73489788698220).

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

55117341523644 is a wasteful number, since it uses less digits than its factorization.

55117341523644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4593111793644 (or 4593111793642 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

Adding to 55117341523644 its reverse (44632514371155), we get a palindrome (99749855894799).

The spelling of 55117341523644 in words is "fifty-five trillion, one hundred seventeen billion, three hundred forty-one million, five hundred twenty-three thousand, six hundred forty-four".