32378268605 has 4 divisors (see below), whose sum is σ = 38853922332. Its totient is φ = 25902614880.

The previous prime is 32378268589. The next prime is 32378268623. The reversal of 32378268605 is 50686287323.

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 8315433721 + 24062834884 = 91189^2 + 155122^2 .

It is not a de Polignac number, because 32378268605 - 2⁴ = 32378268589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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, 3237826856 + ... + 3237826865.

It is an arithmetic number, because the mean of its divisors is an integer number (9713480583).

Almost surely, 2^32378268605 is an apocalyptic number.

It is an amenable number.

32378268605 is a deficient number, since it is larger than the sum of its proper divisors (6475653727).

32378268605 is an equidigital number, since it uses as much as digits as its factorization.

32378268605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475653726.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 32378268605 in words is "thirty-two billion, three hundred seventy-eight million, two hundred sixty-eight thousand, six hundred five".