818116674547 has 2 divisors, whose sum is σ = 818116674548. Its totient is φ = 818116674546.

The previous prime is 818116674481. The next prime is 818116674647. The reversal of 818116674547 is 745476611818.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 818116674547 - 2³¹ = 815969190899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 818116674491 and 818116674500.

It is not a weakly prime, because it can be changed into another prime (818116674647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 409058337273 + 409058337274.

It is an arithmetic number, because the mean of its divisors is an integer number (409058337274).

Almost surely, 2^818116674547 is an apocalyptic number.

818116674547 is a deficient number, since it is larger than the sum of its proper divisors (1).

818116674547 is an equidigital number, since it uses as much as digits as its factorization.

818116674547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9031680, while the sum is 58.

The spelling of 818116674547 in words is "eight hundred eighteen billion, one hundred sixteen million, six hundred seventy-four thousand, five hundred forty-seven".