133225864746 has 64 divisors (see below), whose sum is σ = 301097502720. Its totient is φ = 38991142080.

The previous prime is 133225864711. The next prime is 133225864777. The reversal of 133225864746 is 647468522331.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113691 + ... + 528561.

It is an arithmetic number, because the mean of its divisors is an integer number (4704648480).

Almost surely, 2^133225864746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133225864746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150548751360).

133225864746 is an abundant number, since it is smaller than the sum of its proper divisors (167871637974).

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

133225864746 is a wasteful number, since it uses less digits than its factorization.

133225864746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415091.

The product of its digits is 5806080, while the sum is 51.

The spelling of 133225864746 in words is "one hundred thirty-three billion, two hundred twenty-five million, eight hundred sixty-four thousand, seven hundred forty-six".