11733888905 has 4 divisors (see below), whose sum is σ = 14080666692. Its totient is φ = 9387111120.

The previous prime is 11733888889. The next prime is 11733888941. The reversal of 11733888905 is 50988833711.

It is a happy number.

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 1286800384 + 10447088521 = 35872^2 + 102211^2 .

It is not a de Polignac number, because 11733888905 - 2⁴ = 11733888889 is a prime.

It is a Duffinian 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, 1173388886 + ... + 1173388895.

It is an arithmetic number, because the mean of its divisors is an integer number (3520166673).

Almost surely, 2^11733888905 is an apocalyptic number.

It is an amenable number.

11733888905 is a deficient number, since it is larger than the sum of its proper divisors (2346777787).

11733888905 is an equidigital number, since it uses as much as digits as its factorization.

11733888905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346777786.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 11733888905 in words is "eleven billion, seven hundred thirty-three million, eight hundred eighty-eight thousand, nine hundred five".