11451466452540 has 96 divisors (see below), whose sum is σ = 33788024928000. Its totient is φ = 2889887680512.

The previous prime is 11451466452539. The next prime is 11451466452563. The reversal of 11451466452540 is 4525466415411.

It is a super-2 number, since 2×11451466452540² (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 11451466452540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4347370 + ... + 6465489.

It is an arithmetic number, because the mean of its divisors is an integer number (351958593000).

Almost surely, 2^{11451466452540} is an apocalyptic number.

11451466452540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11451466452540 is an abundant number, since it is smaller than the sum of its proper divisors (22336558475460).

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

11451466452540 is a wasteful number, since it uses less digits than its factorization.

11451466452540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10813819 (or 10813817 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 48.

The spelling of 11451466452540 in words is "eleven trillion, four hundred fifty-one billion, four hundred sixty-six million, four hundred fifty-two thousand, five hundred forty".