32002240345 has 4 divisors (see below), whose sum is σ = 38402688420. Its totient is φ = 25601792272.

The previous prime is 32002240331. The next prime is 32002240373. The reversal of 32002240345 is 54304220023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54304220023 = 31 ⋅1751749033.

It can be written as a sum of positive squares in 2 ways, for example, as 22471209216 + 9531031129 = 149904^2 + 97627^2 .

It is a cyclic number.

It is not a de Polignac number, because 32002240345 - 2⁵ = 32002240313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200224030 + ... + 3200224039.

It is an arithmetic number, because the mean of its divisors is an integer number (9600672105).

Almost surely, 2^32002240345 is an apocalyptic number.

It is an amenable number.

32002240345 is a deficient number, since it is larger than the sum of its proper divisors (6400448075).

32002240345 is an equidigital number, since it uses as much as digits as its factorization.

32002240345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400448074.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 32002240345 its reverse (54304220023), we get a palindrome (86306460368).

The spelling of 32002240345 in words is "thirty-two billion, two million, two hundred forty thousand, three hundred forty-five".