32278202045 has 6 divisors (see below), whose sum is σ = 38734324542. Its totient is φ = 25822240248.

The previous prime is 32278202009. The next prime is 32278202051. The reversal of 32278202045 is 54020287223.

It can be written as a sum of positive squares in only one way, i.e., 25822561636 + 6455640409 = 160694^2 + 80347^2 .

It is not a de Polignac number, because 32278202045 - 2²² = 32274007741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32278201996 and 32278202014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 361562 + ... + 441908.

It is an arithmetic number, because the mean of its divisors is an integer number (6455720757).

Almost surely, 2^32278202045 is an apocalyptic number.

It is an amenable number.

32278202045 is a deficient number, since it is larger than the sum of its proper divisors (6456122497).

32278202045 is an frugal number, since it uses more digits than its factorization.

32278202045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160699 (or 80352 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 32278202045 its reverse (54020287223), we get a palindrome (86298489268).

The spelling of 32278202045 in words is "thirty-two billion, two hundred seventy-eight million, two hundred two thousand, forty-five".