133608656383 has 4 divisors (see below), whose sum is σ = 134300929408. Its totient is φ = 132916383360.

The previous prime is 133608656381. The next prime is 133608656399. The reversal of 133608656383 is 383656806331.

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

It is a cyclic number.

It is not a de Polignac number, because 133608656383 - 2¹ = 133608656381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133608656383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133608656381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346136223 + ... + 346136608.

It is an arithmetic number, because the mean of its divisors is an integer number (33575232352).

Almost surely, 2^133608656383 is an apocalyptic number.

133608656383 is a deficient number, since it is larger than the sum of its proper divisors (692273025).

133608656383 is an equidigital number, since it uses as much as digits as its factorization.

133608656383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692273024.

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 133608656383 in words is "one hundred thirty-three billion, six hundred eight million, six hundred fifty-six thousand, three hundred eighty-three".