133723565356 has 12 divisors (see below), whose sum is σ = 237852571600. Its totient is φ = 65765687760.

The previous prime is 133723565347. The next prime is 133723565359. The reversal of 133723565356 is 653565327331.

It is not an unprimeable number, because it can be changed into a prime (133723565359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274023456 + ... + 274023943.

Almost surely, 2^133723565356 is an apocalyptic number.

It is an amenable number.

133723565356 is a deficient number, since it is larger than the sum of its proper divisors (104129006244).

133723565356 is a wasteful number, since it uses less digits than its factorization.

133723565356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548047464 (or 548047462 counting only the distinct ones).

The product of its digits is 5103000, while the sum is 49.

The spelling of 133723565356 in words is "one hundred thirty-three billion, seven hundred twenty-three million, five hundred sixty-five thousand, three hundred fifty-six".