32323440445 has 4 divisors (see below), whose sum is σ = 38788128540. Its totient is φ = 25858752352.

The previous prime is 32323440427. The next prime is 32323440449. The reversal of 32323440445 is 54404432323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54404432323 = 23 ⋅2365410101.

It can be written as a sum of positive squares in 2 ways, for example, as 11589168409 + 20734272036 = 107653^2 + 143994^2 .

It is a cyclic number.

It is not a de Polignac number, because 32323440445 - 2¹¹ = 32323438397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32323440445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32323440449) 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, 3232344040 + ... + 3232344049.

It is an arithmetic number, because the mean of its divisors is an integer number (9697032135).

Almost surely, 2^32323440445 is an apocalyptic number.

It is an amenable number.

32323440445 is a deficient number, since it is larger than the sum of its proper divisors (6464688095).

32323440445 is an equidigital number, since it uses as much as digits as its factorization.

32323440445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6464688094.

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 32323440445 its reverse (54404432323), we get a palindrome (86727872768).

The spelling of 32323440445 in words is "thirty-two billion, three hundred twenty-three million, four hundred forty thousand, four hundred forty-five".