11662145342643 has 32 divisors (see below), whose sum is σ = 16435658131200. Its totient is φ = 7335139147776.

The previous prime is 11662145342581. The next prime is 11662145342689. The reversal of 11662145342643 is 34624354126611.

It is not a de Polignac number, because 11662145342643 - 2¹³ = 11662145334451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11662145342592 and 11662145342601.

It is not an unprimeable number, because it can be changed into a prime (11662145342693) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 15096196 + ... + 15849902.

It is an arithmetic number, because the mean of its divisors is an integer number (513614316600).

Almost surely, 2^{11662145342643} is an apocalyptic number.

11662145342643 is a deficient number, since it is larger than the sum of its proper divisors (4773512788557).

11662145342643 is a wasteful number, since it uses less digits than its factorization.

11662145342643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754851.

The product of its digits is 2488320, while the sum is 48.

The spelling of 11662145342643 in words is "eleven trillion, six hundred sixty-two billion, one hundred forty-five million, three hundred forty-two thousand, six hundred forty-three".