11628805531441 has 8 divisors (see below), whose sum is σ = 13323205770624. Its totient is φ = 9942690868800.

The previous prime is 11628805531397. The next prime is 11628805531547. The reversal of 11628805531441 is 14413550882611.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11628805531441 - 2¹⁹ = 11628805007153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11628805531841) 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, 2071391125 + ... + 2071396738.

It is an arithmetic number, because the mean of its divisors is an integer number (1665400721328).

Almost surely, 2^{11628805531441} is an apocalyptic number.

It is an amenable number.

11628805531441 is a deficient number, since it is larger than the sum of its proper divisors (1694400239183).

11628805531441 is an equidigital number, since it uses as much as digits as its factorization.

11628805531441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142788271.

The product of its (nonzero) digits is 921600, while the sum is 49.

The spelling of 11628805531441 in words is "eleven trillion, six hundred twenty-eight billion, eight hundred five million, five hundred thirty-one thousand, four hundred forty-one".