2118862659695 has 12 divisors (see below), whose sum is σ = 2657991044856. Its totient is φ = 1621390554960.

The previous prime is 2118862659673. The next prime is 2118862659721. The reversal of 2118862659695 is 5969562688112.

It is not a de Polignac number, because 2118862659695 - 2¹⁴ = 2118862643311 is a prime.

It is a super-3 number, since 3×2118862659695³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400538501 + ... + 400543790.

It is an arithmetic number, because the mean of its divisors is an integer number (221499253738).

Almost surely, 2^{2118862659695} is an apocalyptic number.

2118862659695 is a deficient number, since it is larger than the sum of its proper divisors (539128385161).

2118862659695 is an equidigital number, since it uses as much as digits as its factorization.

2118862659695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801082342 (or 801082319 counting only the distinct ones).

The product of its digits is 111974400, while the sum is 68.

The spelling of 2118862659695 in words is "two trillion, one hundred eighteen billion, eight hundred sixty-two million, six hundred fifty-nine thousand, six hundred ninety-five".