11741620805 has 4 divisors (see below), whose sum is σ = 14089944972. Its totient is φ = 9393296640.

The previous prime is 11741620753. The next prime is 11741620859. The reversal of 11741620805 is 50802614711.

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 5160841921 + 6580778884 = 71839^2 + 81122^2 .

It is not a de Polignac number, because 11741620805 - 2¹² = 11741616709 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, 1174162076 + ... + 1174162085.

It is an arithmetic number, because the mean of its divisors is an integer number (3522486243).

Almost surely, 2^11741620805 is an apocalyptic number.

It is an amenable number.

11741620805 is a deficient number, since it is larger than the sum of its proper divisors (2348324167).

11741620805 is an equidigital number, since it uses as much as digits as its factorization.

11741620805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348324166.

The product of its (nonzero) digits is 13440, while the sum is 35.

The spelling of 11741620805 in words is "eleven billion, seven hundred forty-one million, six hundred twenty thousand, eight hundred five".