53204132261 has 12 divisors (see below), whose sum is σ = 62829445536. Its totient is φ = 44132454360.

The previous prime is 53204132257. The next prime is 53204132281. The reversal of 53204132261 is 16223140235.

It is a happy number.

It is not a de Polignac number, because 53204132261 - 2² = 53204132257 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53204132281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3947795 + ... + 3961248.

It is an arithmetic number, because the mean of its divisors is an integer number (5235787128).

Almost surely, 2^53204132261 is an apocalyptic number.

It is an amenable number.

53204132261 is a deficient number, since it is larger than the sum of its proper divisors (9625313275).

53204132261 is an equidigital number, since it uses as much as digits as its factorization.

53204132261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909112 (or 7909081 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 53204132261 its reverse (16223140235), we get a palindrome (69427272496).

The spelling of 53204132261 in words is "fifty-three billion, two hundred four million, one hundred thirty-two thousand, two hundred sixty-one".