133634552323 has 8 divisors (see below), whose sum is σ = 142513363440. Its totient is φ = 124868847360.

The previous prime is 133634552287. The next prime is 133634552399. The reversal of 133634552323 is 323255436331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133634552323 - 2⁹ = 133634551811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133634552923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28274098 + ... + 28278823.

It is an arithmetic number, because the mean of its divisors is an integer number (17814170430).

Almost surely, 2^133634552323 is an apocalyptic number.

133634552323 is a deficient number, since it is larger than the sum of its proper divisors (8878811117).

133634552323 is a wasteful number, since it uses less digits than its factorization.

133634552323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56553077.

The product of its digits is 583200, while the sum is 40.

Adding to 133634552323 its reverse (323255436331), we get a palindrome (456889988654).

The spelling of 133634552323 in words is "one hundred thirty-three billion, six hundred thirty-four million, five hundred fifty-two thousand, three hundred twenty-three".