12405345114554 has 64 divisors (see below), whose sum is σ = 22613179484160. Its totient is φ = 4985574235200.

The previous prime is 12405345114529. The next prime is 12405345114571. The reversal of 12405345114554 is 45541154350421.

It is a super-2 number, since 2×12405345114554² (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 31 ways as a sum of consecutive naturals, for example, 105336467 + ... + 105454169.

It is an arithmetic number, because the mean of its divisors is an integer number (353330929440).

Almost surely, 2^{12405345114554} is an apocalyptic number.

12405345114554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12405345114554 is a deficient number, since it is larger than the sum of its proper divisors (10207834369606).

12405345114554 is a wasteful number, since it uses less digits than its factorization.

12405345114554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121755.

The product of its (nonzero) digits is 960000, while the sum is 44.

Adding to 12405345114554 its reverse (45541154350421), we get a palindrome (57946499464975).

The spelling of 12405345114554 in words is "twelve trillion, four hundred five billion, three hundred forty-five million, one hundred fourteen thousand, five hundred fifty-four".