1729382966905 has 16 divisors (see below), whose sum is σ = 2263973270400. Its totient is φ = 1257703205760.

The previous prime is 1729382966897. The next prime is 1729382966921. The reversal of 1729382966905 is 5096692839271.

It is not a de Polignac number, because 1729382966905 - 2³ = 1729382966897 is a prime.

It is a super-2 number, since 2×1729382966905² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2113636 + ... + 2815354.

It is an arithmetic number, because the mean of its divisors is an integer number (141498329400).

Almost surely, 2^{1729382966905} is an apocalyptic number.

It is an amenable number.

1729382966905 is a deficient number, since it is larger than the sum of its proper divisors (534590303495).

1729382966905 is a wasteful number, since it uses less digits than its factorization.

1729382966905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746544.

The product of its (nonzero) digits is 88179840, while the sum is 67.

The spelling of 1729382966905 in words is "one trillion, seven hundred twenty-nine billion, three hundred eighty-two million, nine hundred sixty-six thousand, nine hundred five".