13227073533 has 24 divisors (see below), whose sum is σ = 20572531200. Its totient is φ = 8158667904.

The previous prime is 13227073493. The next prime is 13227073543. The reversal of 13227073533 is 33537072231.

13227073533 is a `hidden beast` number, since 1 + 32 + 27 + 0 + 73 + 533 = 666.

It is not a de Polignac number, because 13227073533 - 2¹² = 13227069437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13227073543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 723613 + ... + 741666.

It is an arithmetic number, because the mean of its divisors is an integer number (857188800).

Almost surely, 2^13227073533 is an apocalyptic number.

It is an amenable number.

13227073533 is a deficient number, since it is larger than the sum of its proper divisors (7345457667).

13227073533 is a wasteful number, since it uses less digits than its factorization.

13227073533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465361 (or 1465358 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 36.

The spelling of 13227073533 in words is "thirteen billion, two hundred twenty-seven million, seventy-three thousand, five hundred thirty-three".