1716967748816 has 20 divisors (see below), whose sum is σ = 3326696796900. Its totient is φ = 858465349632.

The previous prime is 1716967748689. The next prime is 1716967748879. The reversal of 1716967748816 is 6188477696171.

It can be written as a sum of positive squares in 2 ways, for example, as 495058588816 + 1221909160000 = 703604^2 + 1105400^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1716967748816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377201 + ... + 1891088.

It is an arithmetic number, because the mean of its divisors is an integer number (166334839845).

Almost surely, 2^{1716967748816} is an apocalyptic number.

1716967748816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1716967748816 is a deficient number, since it is larger than the sum of its proper divisors (1609729048084).

1716967748816 is a wasteful number, since it uses less digits than its factorization.

1716967748816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315606 (or 2315600 counting only the distinct ones).

The product of its digits is 170698752, while the sum is 71.

The spelling of 1716967748816 in words is "one trillion, seven hundred sixteen billion, nine hundred sixty-seven million, seven hundred forty-eight thousand, eight hundred sixteen".