4181794809 has 16 divisors (see below), whose sum is σ = 5825113920. Its totient is φ = 2665073600.

The previous prime is 4181794807. The next prime is 4181794831. The reversal of 4181794809 is 9084971814.

It is a cyclic number.

It is not a de Polignac number, because 4181794809 - 2¹ = 4181794807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4181794807) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 229167 + ... + 246740.

It is an arithmetic number, because the mean of its divisors is an integer number (364069620).

Almost surely, 2^4181794809 is an apocalyptic number.

It is an amenable number.

4181794809 is a deficient number, since it is larger than the sum of its proper divisors (1643319111).

4181794809 is a wasteful number, since it uses less digits than its factorization.

4181794809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476040.

The product of its (nonzero) digits is 580608, while the sum is 51.

The square root of 4181794809 is about 64666.7983512405. The cubic root of 4181794809 is about 1611.0940969289.

The spelling of 4181794809 in words is "four billion, one hundred eighty-one million, seven hundred ninety-four thousand, eight hundred nine".