133531351604605 has 8 divisors (see below), whose sum is σ = 161132804172000. Its totient is φ = 106228293119376.

The previous prime is 133531351604591. The next prime is 133531351604641. The reversal of 133531351604605 is 506406153135331.

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 133531351604605 - 2¹⁵ = 133531351571837 is a prime.

It is a super-2 number, since 2×133531351604605² (a number of 29 digits) contains 22 as substring.

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, 74598519555 + ... + 74598521344.

It is an arithmetic number, because the mean of its divisors is an integer number (20141600521500).

Almost surely, 2^{133531351604605} is an apocalyptic number.

It is an amenable number.

133531351604605 is a deficient number, since it is larger than the sum of its proper divisors (27601452567395).

133531351604605 is a wasteful number, since it uses less digits than its factorization.

133531351604605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149197041083.

The product of its (nonzero) digits is 1458000, while the sum is 46.

The spelling of 133531351604605 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, three hundred fifty-one million, six hundred four thousand, six hundred five".