5171777100555 has 16 divisors (see below), whose sum is σ = 8911369773600. Its totient is φ = 2546105649408.

The previous prime is 5171777100541. The next prime is 5171777100641. The reversal of 5171777100555 is 5550017771715.

It is not a de Polignac number, because 5171777100555 - 2¹¹ = 5171777098507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5171777100498 and 5171777100507.

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, 13260966730 + ... + 13260967119.

It is an arithmetic number, because the mean of its divisors is an integer number (556960610850).

Almost surely, 2^{5171777100555} is an apocalyptic number.

5171777100555 is a deficient number, since it is larger than the sum of its proper divisors (3739592673045).

5171777100555 is a wasteful number, since it uses less digits than its factorization.

5171777100555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26521933870.

The product of its (nonzero) digits is 1500625, while the sum is 51.

The spelling of 5171777100555 in words is "five trillion, one hundred seventy-one billion, seven hundred seventy-seven million, one hundred thousand, five hundred fifty-five".