1755130641664 has 18 divisors (see below), whose sum is σ = 3503405304770. Its totient is φ = 877565320704.

The previous prime is 1755130641659. The next prime is 1755130641673. The reversal of 1755130641664 is 4661460315571.

It can be written as a sum of positive squares in only one way, i.e., 964795417600 + 790335224064 = 982240^2 + 889008^2 .

It is a congruent 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 as a sum of consecutive naturals, namely, 3427989279 + ... + 3427989790.

Almost surely, 2^{1755130641664} is an apocalyptic number.

It is an amenable number.

1755130641664 is a deficient number, since it is larger than the sum of its proper divisors (1748274663106).

1755130641664 is an frugal number, since it uses more digits than its factorization.

1755130641664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6855979085 (or 6855979071 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 1755130641664 in words is "one trillion, seven hundred fifty-five billion, one hundred thirty million, six hundred forty-one thousand, six hundred sixty-four".