1716316317078 has 16 divisors (see below), whose sum is σ = 3744690146496. Its totient is φ = 520095853640.

The previous prime is 1716316317031. The next prime is 1716316317139. The reversal of 1716316317078 is 8707136136171.

It is a self number, because there is not a number n which added to its sum of digits gives 1716316317078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13002396276 + ... + 13002396407.

It is an arithmetic number, because the mean of its divisors is an integer number (234043134156).

Almost surely, 2^{1716316317078} is an apocalyptic number.

1716316317078 is an abundant number, since it is smaller than the sum of its proper divisors (2028373829418).

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

1716316317078 is a wasteful number, since it uses less digits than its factorization.

1716316317078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26004792699.

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 1716316317078 in words is "one trillion, seven hundred sixteen billion, three hundred sixteen million, three hundred seventeen thousand, seventy-eight".