2165236325612 has 12 divisors (see below), whose sum is σ = 3789201110016. Its totient is φ = 1082607437040.

The previous prime is 2165236325587. The next prime is 2165236325627.

2165236325612 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2218343 + ... + 3041630.

It is an arithmetic number, because the mean of its divisors is an integer number (315766759168).

Almost surely, 2^{2165236325612} is an apocalyptic number.

It is an amenable number.

2165236325612 is a deficient number, since it is larger than the sum of its proper divisors (1623964784404).

2165236325612 is a wasteful number, since it uses less digits than its factorization.

2165236325612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362888 (or 5362886 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 2165236325612 in words is "two trillion, one hundred sixty-five billion, two hundred thirty-six million, three hundred twenty-five thousand, six hundred twelve".