2190589660445 has 64 divisors (see below), whose sum is σ = 2999507189760. Its totient is φ = 1527028588800.

The previous prime is 2190589660433. The next prime is 2190589660447. The reversal of 2190589660445 is 5440669850912.

It is not a de Polignac number, because 2190589660445 - 2⁶ = 2190589660381 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190589660447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10531400 + ... + 10737390.

It is an arithmetic number, because the mean of its divisors is an integer number (46867299840).

Almost surely, 2^{2190589660445} is an apocalyptic number.

It is an amenable number.

2190589660445 is a deficient number, since it is larger than the sum of its proper divisors (808917529315).

2190589660445 is a wasteful number, since it uses less digits than its factorization.

2190589660445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206226.

The product of its (nonzero) digits is 18662400, while the sum is 59.

The spelling of 2190589660445 in words is "two trillion, one hundred ninety billion, five hundred eighty-nine million, six hundred sixty thousand, four hundred forty-five".