11451314561464 has 32 divisors (see below), whose sum is σ = 21884152514400. Its totient is φ = 5616359271040.

The previous prime is 11451314561417. The next prime is 11451314561497. The reversal of 11451314561464 is 46416541315411.

It is a super-2 number, since 2×11451314561464² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51057559 + ... + 51281350.

It is an arithmetic number, because the mean of its divisors is an integer number (683879766075).

Almost surely, 2^{11451314561464} is an apocalyptic number.

It is an amenable number.

11451314561464 is a deficient number, since it is larger than the sum of its proper divisors (10432837952936).

11451314561464 is a wasteful number, since it uses less digits than its factorization.

11451314561464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102339183 (or 102339179 counting only the distinct ones).

The product of its digits is 691200, while the sum is 46.

Adding to 11451314561464 its reverse (46416541315411), we get a palindrome (57867855876875).

The spelling of 11451314561464 in words is "eleven trillion, four hundred fifty-one billion, three hundred fourteen million, five hundred sixty-one thousand, four hundred sixty-four".