32133222145445 has 4 divisors (see below), whose sum is σ = 38559866574540. Its totient is φ = 25706577716352.

The previous prime is 32133222145433. The next prime is 32133222145447. The reversal of 32133222145445 is 54454122233123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5720673754849 + 26412548390596 = 2391793^2 + 5139314^2 .

It is a cyclic number.

It is not a de Polignac number, because 32133222145445 - 2²² = 32133217951141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32133222145447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3213322214540 + ... + 3213322214549.

It is an arithmetic number, because the mean of its divisors is an integer number (9639966643635).

Almost surely, 2^{32133222145445} is an apocalyptic number.

It is an amenable number.

32133222145445 is a deficient number, since it is larger than the sum of its proper divisors (6426644429095).

32133222145445 is an equidigital number, since it uses as much as digits as its factorization.

32133222145445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426644429094.

The product of its digits is 691200, while the sum is 41.

Adding to 32133222145445 its reverse (54454122233123), we get a palindrome (86587344378568).

The spelling of 32133222145445 in words is "thirty-two trillion, one hundred thirty-three billion, two hundred twenty-two million, one hundred forty-five thousand, four hundred forty-five".