60518394641 has 2 divisors, whose sum is σ = 60518394642. Its totient is φ = 60518394640.

The previous prime is 60518394623. The next prime is 60518394647. The reversal of 60518394641 is 14649381506.

60518394641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55085967616 + 5432427025 = 234704^2 + 73705^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60518394641 is a prime.

It is not a weakly prime, because it can be changed into another prime (60518394647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30259197320 + 30259197321.

It is an arithmetic number, because the mean of its divisors is an integer number (30259197321).

Almost surely, 2^60518394641 is an apocalyptic number.

It is an amenable number.

60518394641 is a deficient number, since it is larger than the sum of its proper divisors (1).

60518394641 is an equidigital number, since it uses as much as digits as its factorization.

60518394641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 60518394641 in words is "sixty billion, five hundred eighteen million, three hundred ninety-four thousand, six hundred forty-one".