53689239011 has 4 divisors (see below), whose sum is σ = 53690122392. Its totient is φ = 53688355632.

The previous prime is 53689239007. The next prime is 53689239013. The reversal of 53689239011 is 11093298635.

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 53689239011 - 2² = 53689239007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53689239013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343205 + ... + 474518.

It is an arithmetic number, because the mean of its divisors is an integer number (13422530598).

Almost surely, 2^53689239011 is an apocalyptic number.

53689239011 is a deficient number, since it is larger than the sum of its proper divisors (883381).

53689239011 is an equidigital number, since it uses as much as digits as its factorization.

53689239011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883380.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 53689239011 in words is "fifty-three billion, six hundred eighty-nine million, two hundred thirty-nine thousand, eleven".