55500612717 has 16 divisors (see below), whose sum is σ = 81527457600. Its totient is φ = 33303696000.

The previous prime is 55500612703. The next prime is 55500612779. The reversal of 55500612717 is 71721600555.

It is not a de Polignac number, because 55500612717 - 2¹⁸ = 55500350573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500610717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8322592 + ... + 8329257.

It is an arithmetic number, because the mean of its divisors is an integer number (5095466100).

Almost surely, 2^55500612717 is an apocalyptic number.

It is an amenable number.

55500612717 is a deficient number, since it is larger than the sum of its proper divisors (26026844883).

55500612717 is a wasteful number, since it uses less digits than its factorization.

55500612717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16651964.

The product of its (nonzero) digits is 73500, while the sum is 39.

It can be divided in two parts, 5550061 and 2717, that added together give a triangular number (5552778 = T₃₃₃₂).

The spelling of 55500612717 in words is "fifty-five billion, five hundred million, six hundred twelve thousand, seven hundred seventeen".