133262865382 has 4 divisors (see below), whose sum is σ = 199894298076. Its totient is φ = 66631432690.

The previous prime is 133262865341. The next prime is 133262865391. The reversal of 133262865382 is 283568262331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 283568262331 = 31 ⋅9147363301.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33315716344 + ... + 33315716347.

It is an arithmetic number, because the mean of its divisors is an integer number (49973574519).

Almost surely, 2^133262865382 is an apocalyptic number.

133262865382 is a deficient number, since it is larger than the sum of its proper divisors (66631432694).

133262865382 is an equidigital number, since it uses as much as digits as its factorization.

133262865382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66631432693.

The product of its digits is 2488320, while the sum is 49.

The spelling of 133262865382 in words is "one hundred thirty-three billion, two hundred sixty-two million, eight hundred sixty-five thousand, three hundred eighty-two".