12262644626221 has 32 divisors (see below), whose sum is σ = 14007357112320. Its totient is φ = 10633714041600.

The previous prime is 12262644626191. The next prime is 12262644626233.

12262644626221 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12262644626221 - 2⁵ = 12262644626189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12262644626261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15591016 + ... + 16358638.

It is an arithmetic number, because the mean of its divisors is an integer number (437729909760).

Almost surely, 2^{12262644626221} is an apocalyptic number.

12262644626221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12262644626221 is a deficient number, since it is larger than the sum of its proper divisors (1744712486099).

12262644626221 is a wasteful number, since it uses less digits than its factorization.

12262644626221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768337.

The product of its digits is 1327104, while the sum is 46.

The spelling of 12262644626221 in words is "twelve trillion, two hundred sixty-two billion, six hundred forty-four million, six hundred twenty-six thousand, two hundred twenty-one".