12416456351121 has 8 divisors (see below), whose sum is σ = 16596976081344. Its totient is φ = 8256787094160.

The previous prime is 12416456351111. The next prime is 12416456351141. The reversal of 12416456351121 is 12115365461421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12416456351121 - 2⁷ = 12416456350993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12416456351111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5212616925 + ... + 5212619306.

It is an arithmetic number, because the mean of its divisors is an integer number (2074622010168).

Almost surely, 2^{12416456351121} is an apocalyptic number.

It is an amenable number.

12416456351121 is a deficient number, since it is larger than the sum of its proper divisors (4180519730223).

12416456351121 is a wasteful number, since it uses less digits than its factorization.

12416456351121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10425236631.

The product of its digits is 172800, while the sum is 42.

The spelling of 12416456351121 in words is "twelve trillion, four hundred sixteen billion, four hundred fifty-six million, three hundred fifty-one thousand, one hundred twenty-one".