6018784749161 has 2 divisors, whose sum is σ = 6018784749162. Its totient is φ = 6018784749160.

The previous prime is 6018784749113. The next prime is 6018784749203. The reversal of 6018784749161 is 1619474878106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5788426987225 + 230357761936 = 2405915^2 + 479956^2 .

It is a cyclic number.

It is not a de Polignac number, because 6018784749161 - 2³⁰ = 6017711007337 is a prime.

It is a super-3 number, since 3×6018784749161³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6018784749094 and 6018784749103.

It is not a weakly prime, because it can be changed into another prime (6018784749961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3009392374580 + 3009392374581.

It is an arithmetic number, because the mean of its divisors is an integer number (3009392374581).

Almost surely, 2^{6018784749161} is an apocalyptic number.

It is an amenable number.

6018784749161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6018784749161 is an equidigital number, since it uses as much as digits as its factorization.

6018784749161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 62.

The spelling of 6018784749161 in words is "six trillion, eighteen billion, seven hundred eighty-four million, seven hundred forty-nine thousand, one hundred sixty-one".