11620050005 has 4 divisors (see below), whose sum is σ = 13944060012. Its totient is φ = 9296040000.

The previous prime is 11620049999. The next prime is 11620050011. The reversal of 11620050005 is 50005002611.

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

It is an interprime number because it is at equal distance from previous prime (11620049999) and next prime (11620050011).

It can be written as a sum of positive squares in 2 ways, for example, as 4794316081 + 6825733924 = 69241^2 + 82618^2 .

It is not a de Polignac number, because 11620050005 - 2³⁰ = 10546308181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162004996 + ... + 1162005005.

It is an arithmetic number, because the mean of its divisors is an integer number (3486015003).

Almost surely, 2^11620050005 is an apocalyptic number.

It is an amenable number.

11620050005 is a deficient number, since it is larger than the sum of its proper divisors (2324010007).

11620050005 is an equidigital number, since it uses as much as digits as its factorization.

11620050005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324010006.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 11620050005 its reverse (50005002611), we get a palindrome (61625052616).

The spelling of 11620050005 in words is "eleven billion, six hundred twenty million, fifty thousand, five".