55505171703 has 8 divisors (see below), whose sum is σ = 74049854848. Its totient is φ = 36981968184.

The previous prime is 55505171681. The next prime is 55505171737. The reversal of 55505171703 is 30717150555.

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

It is not a de Polignac number, because 55505171703 - 2¹² = 55505167607 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 (55505171753) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5363875 + ... + 5374212.

It is an arithmetic number, because the mean of its divisors is an integer number (9256231856).

Almost surely, 2^55505171703 is an apocalyptic number.

55505171703 is a deficient number, since it is larger than the sum of its proper divisors (18544683145).

55505171703 is a wasteful number, since it uses less digits than its factorization.

55505171703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10739813.

The product of its (nonzero) digits is 91875, while the sum is 39.

The spelling of 55505171703 in words is "fifty-five billion, five hundred five million, one hundred seventy-one thousand, seven hundred three".