11624166452321 has 4 divisors (see below), whose sum is σ = 11624193255444. Its totient is φ = 11624139649200.

The previous prime is 11624166452293. The next prime is 11624166452323. The reversal of 11624166452321 is 12325466142611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11223578725921 + 400587726400 = 3350161^2 + 632920^2 .

It is a cyclic number.

It is not a de Polignac number, because 11624166452321 - 2²⁶ = 11624099343457 is a prime.

It is a super-2 number, since 2×11624166452321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11624166452323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12740150 + ... + 13622031.

It is an arithmetic number, because the mean of its divisors is an integer number (2906048313861).

Almost surely, 2^{11624166452321} is an apocalyptic number.

It is an amenable number.

11624166452321 is a deficient number, since it is larger than the sum of its proper divisors (26803123).

11624166452321 is an equidigital number, since it uses as much as digits as its factorization.

11624166452321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26803122.

The product of its digits is 414720, while the sum is 44.

The spelling of 11624166452321 in words is "eleven trillion, six hundred twenty-four billion, one hundred sixty-six million, four hundred fifty-two thousand, three hundred twenty-one".