32133005405 has 4 divisors (see below), whose sum is σ = 38559606492. Its totient is φ = 25706404320.

The previous prime is 32133005389. The next prime is 32133005423. The reversal of 32133005405 is 50450033123.

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 23870559001 + 8262446404 = 154501^2 + 90898^2 .

It is not a de Polignac number, because 32133005405 - 2⁴ = 32133005389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3213300536 + ... + 3213300545.

It is an arithmetic number, because the mean of its divisors is an integer number (9639901623).

Almost surely, 2^32133005405 is an apocalyptic number.

It is an amenable number.

32133005405 is a deficient number, since it is larger than the sum of its proper divisors (6426601087).

32133005405 is an equidigital number, since it uses as much as digits as its factorization.

32133005405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6426601086.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 32133005405 its reverse (50450033123), we get a palindrome (82583038528).

The spelling of 32133005405 in words is "thirty-two billion, one hundred thirty-three million, five thousand, four hundred five".