18614853300877 has 2 divisors, whose sum is σ = 18614853300878. Its totient is φ = 18614853300876.

The previous prime is 18614853300871. The next prime is 18614853300889. The reversal of 18614853300877 is 77800335841681.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13547802778756 + 5067050522121 = 3680734^2 + 2251011^2 .

It is an emirp because it is prime and its reverse (77800335841681) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18614853300877 - 2⁷ = 18614853300749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18614853300871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9307426650438 + 9307426650439.

It is an arithmetic number, because the mean of its divisors is an integer number (9307426650439).

Almost surely, 2^{18614853300877} is an apocalyptic number.

It is an amenable number.

18614853300877 is a deficient number, since it is larger than the sum of its proper divisors (1).

18614853300877 is an equidigital number, since it uses as much as digits as its factorization.

18614853300877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 18614853300877 in words is "eighteen trillion, six hundred fourteen billion, eight hundred fifty-three million, three hundred thousand, eight hundred seventy-seven".