2318898520849 has 9 divisors (see below), whose sum is σ = 2447399889417. Its totient is φ = 2196823820004.

The previous prime is 2318898520793. The next prime is 2318898520853. The reversal of 2318898520849 is 9480258988132.

The square root of 2318898520849 is 1522793.

It is a perfect power (a square), and thus also a powerful number.

2318898520849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2318898520849 - 2⁷ = 2318898520721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2318898520879) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28892994 + ... + 28973140.

Almost surely, 2^{2318898520849} is an apocalyptic number.

2318898520849 is the 1522793-rd square number.

2318898520849 is the 761397-th centered octagonal number.

It is an amenable number.

2318898520849 is a deficient number, since it is larger than the sum of its proper divisors (128501368568).

2318898520849 is an frugal number, since it uses more digits than its factorization.

2318898520849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160332 (or 80166 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 67.

The spelling of 2318898520849 in words is "two trillion, three hundred eighteen billion, eight hundred ninety-eight million, five hundred twenty thousand, eight hundred forty-nine".