16317144890492 has 12 divisors (see below), whose sum is σ = 28563868841256. Its totient is φ = 8156039507280.

The previous prime is 16317144890489. The next prime is 16317144890581. The reversal of 16317144890492 is 29409844171361.

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, 633219998 + ... + 633245765.

It is an arithmetic number, because the mean of its divisors is an integer number (2380322403438).

Almost surely, 2^{16317144890492} is an apocalyptic number.

It is an amenable number.

16317144890492 is a deficient number, since it is larger than the sum of its proper divisors (12246723950764).

16317144890492 is a wasteful number, since it uses less digits than its factorization.

16317144890492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266468988 (or 1266468986 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 16317144890492 in words is "sixteen trillion, three hundred seventeen billion, one hundred forty-four million, eight hundred ninety thousand, four hundred ninety-two".