133645770455 has 8 divisors (see below), whose sum is σ = 160377084000. Its totient is φ = 106915176736.

The previous prime is 133645770407. The next prime is 133645770529. The reversal of 133645770455 is 554077546331.

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 133645770455 - 2⁸ = 133645770199 is a prime.

It is a super-3 number, since 3×133645770455³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396221 + ... + 651369.

It is an arithmetic number, because the mean of its divisors is an integer number (20047135500).

Almost surely, 2^133645770455 is an apocalyptic number.

133645770455 is a deficient number, since it is larger than the sum of its proper divisors (26731313545).

133645770455 is a wasteful number, since it uses less digits than its factorization.

133645770455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359913.

The product of its (nonzero) digits is 5292000, while the sum is 50.

The spelling of 133645770455 in words is "one hundred thirty-three billion, six hundred forty-five million, seven hundred seventy thousand, four hundred fifty-five".