4373996891 has 16 divisors (see below), whose sum is σ = 5056581600. Its totient is φ = 3745593600.

The previous prime is 4373996857. The next prime is 4373996899. The reversal of 4373996891 is 1986993734.

It is not a de Polignac number, because 4373996891 - 2¹⁸ = 4373734747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4373996891.

It is not an unprimeable number, because it can be changed into a prime (4373996899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154136 + ... + 180293.

It is an arithmetic number, because the mean of its divisors is an integer number (316036350).

Almost surely, 2^4373996891 is an apocalyptic number.

4373996891 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4373996891 is a deficient number, since it is larger than the sum of its proper divisors (682584709).

4373996891 is a wasteful number, since it uses less digits than its factorization.

4373996891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334510.

The product of its digits is 8817984, while the sum is 59.

The square root of 4373996891 is about 66136.1995506243. The cubic root of 4373996891 is about 1635.4081460709.

The spelling of 4373996891 in words is "four billion, three hundred seventy-three million, nine hundred ninety-six thousand, eight hundred ninety-one".