1064500320405 has 8 divisors (see below), whose sum is σ = 1703200512672. Its totient is φ = 567733504208.

The previous prime is 1064500320397. The next prime is 1064500320461. The reversal of 1064500320405 is 5040230054601.

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 1064500320405 - 2³ = 1064500320397 is a prime.

It is a super-2 number, since 2×1064500320405² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35483343999 + ... + 35483344028.

It is an arithmetic number, because the mean of its divisors is an integer number (212900064084).

Almost surely, 2^{1064500320405} is an apocalyptic number.

1064500320405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1064500320405 is a deficient number, since it is larger than the sum of its proper divisors (638700192267).

1064500320405 is an equidigital number, since it uses as much as digits as its factorization.

1064500320405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70966688035.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 1064500320405 in words is "one trillion, sixty-four billion, five hundred million, three hundred twenty thousand, four hundred five".