2018747637013 has 2 divisors, whose sum is σ = 2018747637014. Its totient is φ = 2018747637012.

The previous prime is 2018747636923. The next prime is 2018747637019. The reversal of 2018747637013 is 3107367478102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1446095236369 + 572652400644 = 1202537^2 + 756738^2 .

It is a cyclic number.

It is not a de Polignac number, because 2018747637013 - 2⁹ = 2018747636501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2018747637019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009373818506 + 1009373818507.

It is an arithmetic number, because the mean of its divisors is an integer number (1009373818507).

Almost surely, 2^{2018747637013} is an apocalyptic number.

It is an amenable number.

2018747637013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2018747637013 is an equidigital number, since it uses as much as digits as its factorization.

2018747637013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 2018747637013 in words is "two trillion, eighteen billion, seven hundred forty-seven million, six hundred thirty-seven thousand, thirteen".