133111505352408 has 64 divisors (see below), whose sum is σ = 364071583008000. Its totient is φ = 40221241495680.

The previous prime is 133111505352347. The next prime is 133111505352409. The reversal of 133111505352408 is 804253505111331.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 133111505352408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133111505352409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722272116 + ... + 722456387.

It is an arithmetic number, because the mean of its divisors is an integer number (5688618484500).

Almost surely, 2^{133111505352408} is an apocalyptic number.

It is an amenable number.

133111505352408 is an abundant number, since it is smaller than the sum of its proper divisors (230960077655592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133111505352408 is a wasteful number, since it uses less digits than its factorization.

133111505352408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444728872 (or 1444728868 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 133111505352408 in words is "one hundred thirty-three trillion, one hundred eleven billion, five hundred five million, three hundred fifty-two thousand, four hundred eight".