2164602111601 has 16 divisors (see below), whose sum is σ = 2354384974464. Its totient is φ = 1984462153344.

The previous prime is 2164602111599. The next prime is 2164602111641. The reversal of 2164602111601 is 1061112064612.

It is a cyclic number.

It is not a de Polignac number, because 2164602111601 - 2¹ = 2164602111599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2164602111641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18925060 + ... + 19039093.

It is an arithmetic number, because the mean of its divisors is an integer number (147149060904).

Almost surely, 2^{2164602111601} is an apocalyptic number.

It is an amenable number.

2164602111601 is a deficient number, since it is larger than the sum of its proper divisors (189782862863).

2164602111601 is a wasteful number, since it uses less digits than its factorization.

2164602111601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37964280.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 2164602111601 in words is "two trillion, one hundred sixty-four billion, six hundred two million, one hundred eleven thousand, six hundred one".