11556425041723 has 4 divisors (see below), whose sum is σ = 11598144988000. Its totient is φ = 11514705095448.

The previous prime is 11556425041703. The next prime is 11556425041793. The reversal of 11556425041723 is 32714052465511.

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

It is a cyclic number.

It is not a de Polignac number, because 11556425041723 - 2⁹ = 11556425041211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11556425041703) 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 3 ways as a sum of consecutive naturals, for example, 20859972723 + ... + 20859973276.

It is an arithmetic number, because the mean of its divisors is an integer number (2899536247000).

Almost surely, 2^{11556425041723} is an apocalyptic number.

11556425041723 is a deficient number, since it is larger than the sum of its proper divisors (41719946277).

11556425041723 is an equidigital number, since it uses as much as digits as its factorization.

11556425041723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41719946276.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 11556425041723 in words is "eleven trillion, five hundred fifty-six billion, four hundred twenty-five million, forty-one thousand, seven hundred twenty-three".