16247863169317 has 8 divisors (see below), whose sum is σ = 17497778714360. Its totient is φ = 14997959040960.

The previous prime is 16247863169233. The next prime is 16247863169371. The reversal of 16247863169317 is 71396136874261.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3652987415841 + 12594875753476 = 1911279^2 + 3548926^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16247863169317 - 2¹⁹ = 16247862645029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16247863169617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224659 + ... + 5704927.

It is an arithmetic number, because the mean of its divisors is an integer number (2187222339295).

Almost surely, 2^{16247863169317} is an apocalyptic number.

It is an amenable number.

16247863169317 is a deficient number, since it is larger than the sum of its proper divisors (1249915545043).

16247863169317 is a wasteful number, since it uses less digits than its factorization.

16247863169317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5708343.

The product of its digits is 54867456, while the sum is 64.

The spelling of 16247863169317 in words is "sixteen trillion, two hundred forty-seven billion, eight hundred sixty-three million, one hundred sixty-nine thousand, three hundred seventeen".