133818472797 has 8 divisors (see below), whose sum is σ = 183246917856. Its totient is φ = 86801171472.

The previous prime is 133818472789. The next prime is 133818472829. The reversal of 133818472797 is 797274818331.

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

It is not a de Polignac number, because 133818472797 - 2³ = 133818472789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133818472797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133818476797) 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, 602785803 + ... + 602786024.

It is an arithmetic number, because the mean of its divisors is an integer number (22905864732).

Almost surely, 2^133818472797 is an apocalyptic number.

It is an amenable number.

133818472797 is a deficient number, since it is larger than the sum of its proper divisors (49428445059).

133818472797 is a wasteful number, since it uses less digits than its factorization.

133818472797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205571867.

The product of its digits is 14224896, while the sum is 60.

The spelling of 133818472797 in words is "one hundred thirty-three billion, eight hundred eighteen million, four hundred seventy-two thousand, seven hundred ninety-seven".