52011450440011 has 4 divisors (see below), whose sum is σ = 52095747767112. Its totient is φ = 51927153112912.

The previous prime is 52011450439997. The next prime is 52011450440017. The reversal of 52011450440011 is 11004405411025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52011450440011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52011450440017) 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, 42148662625 + ... + 42148663858.

It is an arithmetic number, because the mean of its divisors is an integer number (13023936941778).

Almost surely, 2^{52011450440011} is an apocalyptic number.

52011450440011 is a deficient number, since it is larger than the sum of its proper divisors (84297327101).

52011450440011 is an equidigital number, since it uses as much as digits as its factorization.

52011450440011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84297327100.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 52011450440011 its reverse (11004405411025), we get a palindrome (63015855851036).

The spelling of 52011450440011 in words is "fifty-two trillion, eleven billion, four hundred fifty million, four hundred forty thousand, eleven".