18890522702383 has 2 divisors, whose sum is σ = 18890522702384. Its totient is φ = 18890522702382.

The previous prime is 18890522702339. The next prime is 18890522702407. The reversal of 18890522702383 is 38320722509881.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18890522702383 - 2²⁵ = 18890489147951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18890522702083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9445261351191 + 9445261351192.

It is an arithmetic number, because the mean of its divisors is an integer number (9445261351192).

Almost surely, 2^{18890522702383} is an apocalyptic number.

18890522702383 is a deficient number, since it is larger than the sum of its proper divisors (1).

18890522702383 is an equidigital number, since it uses as much as digits as its factorization.

18890522702383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 18890522702383 in words is "eighteen trillion, eight hundred ninety billion, five hundred twenty-two million, seven hundred two thousand, three hundred eighty-three".