1355889444379 has 8 divisors (see below), whose sum is σ = 1414857808800. Its totient is φ = 1296922467456.

The previous prime is 1355889444361. The next prime is 1355889444389. The reversal of 1355889444379 is 9734449885531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1355889444379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355889444389) 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, 1983139 + ... + 2577715.

It is an arithmetic number, because the mean of its divisors is an integer number (176857226100).

Almost surely, 2^{1355889444379} is an apocalyptic number.

1355889444379 is a deficient number, since it is larger than the sum of its proper divisors (58968364421).

1355889444379 is an equidigital number, since it uses as much as digits as its factorization.

1355889444379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693749.

The product of its digits is 522547200, while the sum is 70.

The spelling of 1355889444379 in words is "one trillion, three hundred fifty-five billion, eight hundred eighty-nine million, four hundred forty-four thousand, three hundred seventy-nine".