12364266621645 has 48 divisors (see below), whose sum is σ = 22134881761200. Its totient is φ = 6381226994688.

The previous prime is 12364266621617. The next prime is 12364266621649. The reversal of 12364266621645 is 54612666246321.

It can be written as a sum of positive squares in 8 ways, for example, as 364735068489 + 11999531553156 = 603933^2 + 3464034^2 .

It is not a de Polignac number, because 12364266621645 - 2¹³ = 12364266613453 is a prime.

It is a super-3 number, since 3×12364266621645³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12364266621591 and 12364266621600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12364266621649) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35333970 + ... + 35682179.

It is an arithmetic number, because the mean of its divisors is an integer number (461143370025).

Almost surely, 2^{12364266621645} is an apocalyptic number.

12364266621645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12364266621645 is a deficient number, since it is larger than the sum of its proper divisors (9770615139555).

12364266621645 is a wasteful number, since it uses less digits than its factorization.

12364266621645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71016286 (or 71016283 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 54.

The spelling of 12364266621645 in words is "twelve trillion, three hundred sixty-four billion, two hundred sixty-six million, six hundred twenty-one thousand, six hundred forty-five".