5177342217655 has 16 divisors (see below), whose sum is σ = 6738715728864. Its totient is φ = 3803155256320.

The previous prime is 5177342217629. The next prime is 5177342217661. The reversal of 5177342217655 is 5567122437715.

It is a happy number.

It is not a de Polignac number, because 5177342217655 - 2¹³ = 5177342209463 is a prime.

It is a super-3 number, since 3×5177342217655³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5177342217596 and 5177342217605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742800277 + ... + 742807246.

It is an arithmetic number, because the mean of its divisors is an integer number (421169733054).

Almost surely, 2^{5177342217655} is an apocalyptic number.

5177342217655 is a deficient number, since it is larger than the sum of its proper divisors (1561373511209).

5177342217655 is a wasteful number, since it uses less digits than its factorization.

5177342217655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485607586.

The product of its digits is 12348000, while the sum is 55.

The spelling of 5177342217655 in words is "five trillion, one hundred seventy-seven billion, three hundred forty-two million, two hundred seventeen thousand, six hundred fifty-five".