1729355342896 has 20 divisors (see below), whose sum is σ = 3350769050200. Its totient is φ = 864640749312.

The previous prime is 1729355342881. The next prime is 1729355342917. The reversal of 1729355342896 is 6982435539271.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1919241 + ... + 2672488.

It is an arithmetic number, because the mean of its divisors is an integer number (167538452510).

Almost surely, 2^{1729355342896} is an apocalyptic number.

1729355342896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1729355342896 is a deficient number, since it is larger than the sum of its proper divisors (1621413707304).

1729355342896 is a wasteful number, since it uses less digits than its factorization.

1729355342896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4615276 (or 4615270 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 64.

The spelling of 1729355342896 in words is "one trillion, seven hundred twenty-nine billion, three hundred fifty-five million, three hundred forty-two thousand, eight hundred ninety-six".