133505664335634 has 16 divisors (see below), whose sum is σ = 267011809997472. Its totient is φ = 44501807890848.

The previous prime is 133505664335629. The next prime is 133505664335647. The reversal of 133505664335634 is 436533466505331.

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, 16398144 + ... + 23149739.

It is an arithmetic number, because the mean of its divisors is an integer number (16688238124842).

Almost surely, 2^{133505664335634} is an apocalyptic number.

133505664335634 is an abundant number, since it is smaller than the sum of its proper divisors (133506145661838).

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

133505664335634 is a wasteful number, since it uses less digits than its factorization.

133505664335634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40110521.

The product of its (nonzero) digits is 104976000, while the sum is 57.

The spelling of 133505664335634 in words is "one hundred thirty-three trillion, five hundred five billion, six hundred sixty-four million, three hundred thirty-five thousand, six hundred thirty-four".