53753782809 has 8 divisors (see below), whose sum is σ = 72305973792. Its totient is φ = 35518723520.

The previous prime is 53753782799. The next prime is 53753782811. The reversal of 53753782809 is 90828735735.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53753782809 - 2⁵ = 53753782777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53753782109) 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 7 ways as a sum of consecutive naturals, for example, 79282527 + ... + 79283204.

It is an arithmetic number, because the mean of its divisors is an integer number (9038246724).

Almost surely, 2^53753782809 is an apocalyptic number.

It is an amenable number.

53753782809 is a deficient number, since it is larger than the sum of its proper divisors (18552190983).

53753782809 is a wasteful number, since it uses less digits than its factorization.

53753782809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158565847.

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 53753782809 in words is "fifty-three billion, seven hundred fifty-three million, seven hundred eighty-two thousand, eight hundred nine".