889611663373 has 2 divisors, whose sum is σ = 889611663374. Its totient is φ = 889611663372.

The previous prime is 889611663341. The next prime is 889611663383. The reversal of 889611663373 is 373366116988.

889611663373 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., 883756046889 + 5855616484 = 940083^2 + 76522^2 .

It is a cyclic number.

It is not a de Polignac number, because 889611663373 - 2⁵ = 889611663341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (889611663383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444805831686 + 444805831687.

It is an arithmetic number, because the mean of its divisors is an integer number (444805831687).

Almost surely, 2^889611663373 is an apocalyptic number.

It is an amenable number.

889611663373 is a deficient number, since it is larger than the sum of its proper divisors (1).

889611663373 is an equidigital number, since it uses as much as digits as its factorization.

889611663373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23514624, while the sum is 61.

The spelling of 889611663373 in words is "eight hundred eighty-nine billion, six hundred eleven million, six hundred sixty-three thousand, three hundred seventy-three".