11656380308233 has 8 divisors (see below), whose sum is σ = 11722578005952. Its totient is φ = 11590253603376.

The previous prime is 11656380308231. The next prime is 11656380308239. The reversal of 11656380308233 is 33280308365611.

11656380308233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11656380308233 - 2¹ = 11656380308231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11656380308231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17418885 + ... + 18075682.

It is an arithmetic number, because the mean of its divisors is an integer number (1465322250744).

Almost surely, 2^{11656380308233} is an apocalyptic number.

It is an amenable number.

11656380308233 is a deficient number, since it is larger than the sum of its proper divisors (66197697719).

11656380308233 is a wasteful number, since it uses less digits than its factorization.

11656380308233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35496431.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 11656380308233 in words is "eleven trillion, six hundred fifty-six billion, three hundred eighty million, three hundred eight thousand, two hundred thirty-three".