2011040505552 has 80 divisors (see below), whose sum is σ = 5746029175040. Its totient is φ = 602057857536.

The previous prime is 2011040505547. The next prime is 2011040505569. The reversal of 2011040505552 is 2555050401102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43528552 + ... + 43574727.

It is an arithmetic number, because the mean of its divisors is an integer number (71825364688).

Almost surely, 2^{2011040505552} is an apocalyptic number.

It is an amenable number.

2011040505552 is an abundant number, since it is smaller than the sum of its proper divisors (3734988669488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011040505552 is a wasteful number, since it uses less digits than its factorization.

2011040505552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87103340 (or 87103334 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 2011040505552 its reverse (2555050401102), we get a palindrome (4566090906654).

The spelling of 2011040505552 in words is "two trillion, eleven billion, forty million, five hundred five thousand, five hundred fifty-two".