53641082447 has 4 divisors (see below), whose sum is σ = 56796440256. Its totient is φ = 50485724640.

The previous prime is 53641082441. The next prime is 53641082459. The reversal of 53641082447 is 74428014635.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53641082447 - 2⁴ = 53641082431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53641082398 and 53641082407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53641082441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577678879 + ... + 1577678912.

It is an arithmetic number, because the mean of its divisors is an integer number (14199110064).

Almost surely, 2^53641082447 is an apocalyptic number.

53641082447 is a deficient number, since it is larger than the sum of its proper divisors (3155357809).

53641082447 is a wasteful number, since it uses less digits than its factorization.

53641082447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155357808.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 53641082447 in words is "fifty-three billion, six hundred forty-one million, eighty-two thousand, four hundred forty-seven".