11452052404540 has 48 divisors (see below), whose sum is σ = 26605126646784. Its totient is φ = 4105729409600.

The previous prime is 11452052404519. The next prime is 11452052404589. The reversal of 11452052404540 is 4540425025411.

It is a super-2 number, since 2×11452052404540² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11452052404540.

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, 366567364 + ... + 366598603.

It is an arithmetic number, because the mean of its divisors is an integer number (554273471808).

Almost surely, 2^{11452052404540} is an apocalyptic number.

11452052404540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11452052404540 is an abundant number, since it is smaller than the sum of its proper divisors (15153074242244).

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

11452052404540 is a wasteful number, since it uses less digits than its factorization.

11452052404540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733166058 (or 733166056 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 11452052404540 its reverse (4540425025411), we get a palindrome (15992477429951).

The spelling of 11452052404540 in words is "eleven trillion, four hundred fifty-two billion, fifty-two million, four hundred four thousand, five hundred forty".