2164014340605 has 96 divisors (see below), whose sum is σ = 4090726838016. Its totient is φ = 1051864952832.

The previous prime is 2164014340583. The next prime is 2164014340633. The reversal of 2164014340605 is 5060434104612.

2164014340605 is a `hidden beast` number, since 2 + 1 + 6 + 4 + 0 + 1 + 4 + 3 + 40 + 605 = 666.

It is not a de Polignac number, because 2164014340605 - 2¹⁰ = 2164014339581 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2164014340605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82384704 + ... + 82410966.

It is an arithmetic number, because the mean of its divisors is an integer number (42611737896).

Almost surely, 2^{2164014340605} is an apocalyptic number.

It is an amenable number.

2164014340605 is a deficient number, since it is larger than the sum of its proper divisors (1926712497411).

2164014340605 is a wasteful number, since it uses less digits than its factorization.

2164014340605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28067 (or 28064 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 2164014340605 in words is "two trillion, one hundred sixty-four billion, fourteen million, three hundred forty thousand, six hundred five".