2393650877689 has 2 divisors, whose sum is σ = 2393650877690. Its totient is φ = 2393650877688.

The previous prime is 2393650877677. The next prime is 2393650877711. The reversal of 2393650877689 is 9867780563932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1278557117289 + 1115093760400 = 1130733^2 + 1055980^2 .

It is a cyclic number.

It is not a de Polignac number, because 2393650877689 - 2¹³ = 2393650869497 is a prime.

It is a super-2 number, since 2×2393650877689² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2393650877669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1196825438844 + 1196825438845.

It is an arithmetic number, because the mean of its divisors is an integer number (1196825438845).

Almost surely, 2^{2393650877689} is an apocalyptic number.

It is an amenable number.

2393650877689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2393650877689 is an equidigital number, since it uses as much as digits as its factorization.

2393650877689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 823011840, while the sum is 73.

The spelling of 2393650877689 in words is "two trillion, three hundred ninety-three billion, six hundred fifty million, eight hundred seventy-seven thousand, six hundred eighty-nine".