5531187354817 has 2 divisors, whose sum is σ = 5531187354818. Its totient is φ = 5531187354816.

The previous prime is 5531187354811. The next prime is 5531187354829. The reversal of 5531187354817 is 7184537811355.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4536542167056 + 994645187761 = 2129916^2 + 997319^2 .

It is a cyclic number.

It is not a de Polignac number, because 5531187354817 - 2¹⁵ = 5531187322049 is a prime.

It is not a weakly prime, because it can be changed into another prime (5531187354811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2765593677408 + 2765593677409.

It is an arithmetic number, because the mean of its divisors is an integer number (2765593677409).

Almost surely, 2^{5531187354817} is an apocalyptic number.

It is an amenable number.

5531187354817 is a deficient number, since it is larger than the sum of its proper divisors (1).

5531187354817 is an equidigital number, since it uses as much as digits as its factorization.

5531187354817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112000, while the sum is 58.

The spelling of 5531187354817 in words is "five trillion, five hundred thirty-one billion, one hundred eighty-seven million, three hundred fifty-four thousand, eight hundred seventeen".