133273249443 has 12 divisors (see below), whose sum is σ = 192985874328. Its totient is φ = 88627262400.

The previous prime is 133273249357. The next prime is 133273249457. The reversal of 133273249443 is 344942372331.

133273249443 is a `hidden beast` number, since 1 + 332 + 73 + 249 + 4 + 4 + 3 = 666.

It is not a de Polignac number, because 133273249443 - 2¹⁶ = 133273183907 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (133273249643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18460405 + ... + 18467622.

It is an arithmetic number, because the mean of its divisors is an integer number (16082156194).

Almost surely, 2^133273249443 is an apocalyptic number.

133273249443 is a deficient number, since it is larger than the sum of its proper divisors (59712624885).

133273249443 is a wasteful number, since it uses less digits than its factorization.

133273249443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36928434 (or 36928431 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 45.

The spelling of 133273249443 in words is "one hundred thirty-three billion, two hundred seventy-three million, two hundred forty-nine thousand, four hundred forty-three".