11790355209 has 16 divisors (see below), whose sum is σ = 17081671680. Its totient is φ = 7206328080.

The previous prime is 11790355193. The next prime is 11790355231. The reversal of 11790355209 is 90255309711.

It is not a de Polignac number, because 11790355209 - 2⁴ = 11790355193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11790355309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3334497 + ... + 3338030.

It is an arithmetic number, because the mean of its divisors is an integer number (1067604480).

Almost surely, 2^11790355209 is an apocalyptic number.

11790355209 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11790355209 is a deficient number, since it is larger than the sum of its proper divisors (5291316471).

11790355209 is a wasteful number, since it uses less digits than its factorization.

11790355209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6672580.

The product of its (nonzero) digits is 85050, while the sum is 42.

The spelling of 11790355209 in words is "eleven billion, seven hundred ninety million, three hundred fifty-five thousand, two hundred nine".