13442801776385 has 8 divisors (see below), whose sum is σ = 16133039220480. Its totient is φ = 10753123361904.

The previous prime is 13442801776379. The next prime is 13442801776423. The reversal of 13442801776385 is 58367710824431.

13442801776385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13442801776385 - 2¹² = 13442801772289 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139704497 + ... + 139800686.

It is an arithmetic number, because the mean of its divisors is an integer number (2016629902560).

Almost surely, 2^{13442801776385} is an apocalyptic number.

It is an amenable number.

13442801776385 is a deficient number, since it is larger than the sum of its proper divisors (2690237444095).

13442801776385 is an equidigital number, since it uses as much as digits as its factorization.

13442801776385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279514807.

The product of its (nonzero) digits is 27095040, while the sum is 59.

The spelling of 13442801776385 in words is "thirteen trillion, four hundred forty-two billion, eight hundred one million, seven hundred seventy-six thousand, three hundred eighty-five".