1645060332966 has 16 divisors (see below), whose sum is σ = 3339226945344. Its totient is φ = 540169064424.

The previous prime is 1645060332947. The next prime is 1645060332973. The reversal of 1645060332966 is 6692330605461.

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, 2046094540 + ... + 2046095343.

It is an arithmetic number, because the mean of its divisors is an integer number (208701684084).

Almost surely, 2^{1645060332966} is an apocalyptic number.

1645060332966 is an abundant number, since it is smaller than the sum of its proper divisors (1694166612378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1645060332966 is a wasteful number, since it uses less digits than its factorization.

1645060332966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4092189955.

The product of its (nonzero) digits is 4199040, while the sum is 51.

The spelling of 1645060332966 in words is "one trillion, six hundred forty-five billion, sixty million, three hundred thirty-two thousand, nine hundred sixty-six".