12256226463 has 8 divisors (see below), whose sum is σ = 17598684208. Its totient is φ = 7542293184.

The previous prime is 12256226447. The next prime is 12256226491. The reversal of 12256226463 is 36462265221.

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

It is not a de Polignac number, because 12256226463 - 2⁴ = 12256226447 is a prime.

It is a super-2 number, since 2×12256226463² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 314262217 = 12256226463 / (1 + 2 + 2 + 5 + 6 + 2 + 2 + 6 + 4 + 6 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12256226443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 157131070 + ... + 157131147.

It is an arithmetic number, because the mean of its divisors is an integer number (2199835526).

Almost surely, 2^12256226463 is an apocalyptic number.

12256226463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12256226463 is a deficient number, since it is larger than the sum of its proper divisors (5342457745).

12256226463 is a wasteful number, since it uses less digits than its factorization.

12256226463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314262233.

The product of its digits is 207360, while the sum is 39.

The spelling of 12256226463 in words is "twelve billion, two hundred fifty-six million, two hundred twenty-six thousand, four hundred sixty-three".