11451316312450 has 96 divisors (see below), whose sum is σ = 25638884899200. Its totient is φ = 3717276986880.

The previous prime is 11451316312417. The next prime is 11451316312477. The reversal of 11451316312450 is 5421361315411.

It is a super-2 number, since 2×11451316312450² (a number of 27 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 10499436 + ... + 11538664.

It is an arithmetic number, because the mean of its divisors is an integer number (267071717700).

Almost surely, 2^{11451316312450} is an apocalyptic number.

11451316312450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11451316312450 is an abundant number, since it is smaller than the sum of its proper divisors (14187568586750).

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

11451316312450 is a wasteful number, since it uses less digits than its factorization.

11451316312450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040924 (or 1040919 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

Adding to 11451316312450 its reverse (5421361315411), we get a palindrome (16872677627861).

The spelling of 11451316312450 in words is "eleven trillion, four hundred fifty-one billion, three hundred sixteen million, three hundred twelve thousand, four hundred fifty".