2118232487265 has 16 divisors (see below), whose sum is σ = 3389200833600. Its totient is φ = 1129714375232.

The previous prime is 2118232487237. The next prime is 2118232487281. The reversal of 2118232487265 is 5627842328112.

It is a cyclic number.

It is not a de Polignac number, because 2118232487265 - 2¹⁴ = 2118232470881 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1443931 + ... + 2514239.

It is an arithmetic number, because the mean of its divisors is an integer number (211825052100).

Almost surely, 2^{2118232487265} is an apocalyptic number.

It is an amenable number.

2118232487265 is a deficient number, since it is larger than the sum of its proper divisors (1270968346335).

2118232487265 is a wasteful number, since it uses less digits than its factorization.

2118232487265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202256.

The product of its digits is 2580480, while the sum is 51.

The spelling of 2118232487265 in words is "two trillion, one hundred eighteen billion, two hundred thirty-two million, four hundred eighty-seven thousand, two hundred sixty-five".