5811780363117 has 16 divisors (see below), whose sum is σ = 7999105356288. Its totient is φ = 3749490800640.

The previous prime is 5811780363073. The next prime is 5811780363127. The reversal of 5811780363117 is 7113630871185.

It is not a de Polignac number, because 5811780363117 - 2¹⁶ = 5811780297581 is a prime.

It is a super-2 number, since 2×5811780363117² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5811780363117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811780363127) 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, 8574853 + ... + 9227765.

It is an arithmetic number, because the mean of its divisors is an integer number (499944084768).

Almost surely, 2^{5811780363117} is an apocalyptic number.

It is an amenable number.

5811780363117 is a deficient number, since it is larger than the sum of its proper divisors (2187324993171).

5811780363117 is a wasteful number, since it uses less digits than its factorization.

5811780363117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748660.

The product of its (nonzero) digits is 846720, while the sum is 51.

The spelling of 5811780363117 in words is "five trillion, eight hundred eleven billion, seven hundred eighty million, three hundred sixty-three thousand, one hundred seventeen".