11451133553466 has 32 divisors (see below), whose sum is σ = 22922862701760. Its totient is φ = 3813612409856.

The previous prime is 11451133553441. The next prime is 11451133553473. The reversal of 11451133553466 is 66435533115411.

It is a super-2 number, since 2×11451133553466² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107059585 + ... + 107166491.

It is an arithmetic number, because the mean of its divisors is an integer number (716339459430).

Almost surely, 2^{11451133553466} is an apocalyptic number.

11451133553466 is an abundant number, since it is smaller than the sum of its proper divisors (11471729148294).

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

11451133553466 is a wasteful number, since it uses less digits than its factorization.

11451133553466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122798.

The product of its digits is 1944000, while the sum is 48.

Adding to 11451133553466 its reverse (66435533115411), we get a palindrome (77886666668877).

The spelling of 11451133553466 in words is "eleven trillion, four hundred fifty-one billion, one hundred thirty-three million, five hundred fifty-three thousand, four hundred sixty-six".