4996105409 has 4 divisors (see below), whose sum is σ = 4996321620. Its totient is φ = 4995889200.

The previous prime is 4996105399. The next prime is 4996105507. The reversal of 4996105409 is 9045016994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2919024784 + 2077080625 = 54028^2 + 45575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4996105409 is a prime.

It is a super-2 number, since 2×4996105409² = 49922138515678114562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4996104409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68642 + ... + 121259.

It is an arithmetic number, because the mean of its divisors is an integer number (1249080405).

Almost surely, 2^4996105409 is an apocalyptic number.

It is an amenable number.

4996105409 is a deficient number, since it is larger than the sum of its proper divisors (216211).

4996105409 is a wasteful number, since it uses less digits than its factorization.

4996105409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216210.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 4996105409 is about 70683.1338368638. The cubic root of 4996105409 is about 1709.5318542240.

The spelling of 4996105409 in words is "four billion, nine hundred ninety-six million, one hundred five thousand, four hundred nine".