2118469958965 has 16 divisors (see below), whose sum is σ = 2545749259200. Its totient is φ = 1692386497152.

The previous prime is 2118469958951. The next prime is 2118469958971. The reversal of 2118469958965 is 5698599648112.

It is a cyclic number.

It is not a de Polignac number, because 2118469958965 - 2³⁹ = 1568714145077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24886846 + ... + 24971824.

It is an arithmetic number, because the mean of its divisors is an integer number (159109328700).

Almost surely, 2^{2118469958965} is an apocalyptic number.

It is an amenable number.

2118469958965 is a deficient number, since it is larger than the sum of its proper divisors (427279300235).

2118469958965 is an equidigital number, since it uses as much as digits as its factorization.

2118469958965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91956.

The product of its digits is 335923200, while the sum is 73.

The spelling of 2118469958965 in words is "two trillion, one hundred eighteen billion, four hundred sixty-nine million, nine hundred fifty-eight thousand, nine hundred sixty-five".