32402232545 has 4 divisors (see below), whose sum is σ = 38882679060. Its totient is φ = 25921786032.

The previous prime is 32402232539. The next prime is 32402232619. The reversal of 32402232545 is 54523220423.

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 15736197136 + 16666035409 = 125444^2 + 129097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32402232545 is a prime.

It is a Curzon number.

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, 3240223250 + ... + 3240223259.

It is an arithmetic number, because the mean of its divisors is an integer number (9720669765).

Almost surely, 2^32402232545 is an apocalyptic number.

It is an amenable number.

32402232545 is a deficient number, since it is larger than the sum of its proper divisors (6480446515).

32402232545 is an equidigital number, since it uses as much as digits as its factorization.

32402232545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6480446514.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 32402232545 its reverse (54523220423), we get a palindrome (86925452968).

The spelling of 32402232545 in words is "thirty-two billion, four hundred two million, two hundred thirty-two thousand, five hundred forty-five".