133458816606 has 16 divisors (see below), whose sum is σ = 267673778064. Its totient is φ = 44360248064.

The previous prime is 133458816593. The next prime is 133458816629. The reversal of 133458816606 is 606618854331.

It is a super-2 number, since 2×133458816606² (a number of 23 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, 31503741 + ... + 31507976.

It is an arithmetic number, because the mean of its divisors is an integer number (16729611129).

Almost surely, 2^133458816606 is an apocalyptic number.

133458816606 is an abundant number, since it is smaller than the sum of its proper divisors (134214961458).

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

133458816606 is a wasteful number, since it uses less digits than its factorization.

133458816606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63012075.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 133458816606 in words is "one hundred thirty-three billion, four hundred fifty-eight million, eight hundred sixteen thousand, six hundred six".