1716655077212 has 12 divisors (see below), whose sum is σ = 3020929327080. Its totient is φ = 853532412336.

The previous prime is 1716655077209. The next prime is 1716655077281. The reversal of 1716655077212 is 2127705566171.

It is a happy number.

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, 1198780763 + ... + 1198782194.

It is an arithmetic number, because the mean of its divisors is an integer number (251744110590).

Almost surely, 2^{1716655077212} is an apocalyptic number.

It is an amenable number.

1716655077212 is a deficient number, since it is larger than the sum of its proper divisors (1304274249868).

1716655077212 is a wasteful number, since it uses less digits than its factorization.

1716655077212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397563140 (or 2397563138 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 50.

The spelling of 1716655077212 in words is "one trillion, seven hundred sixteen billion, six hundred fifty-five million, seventy-seven thousand, two hundred twelve".