316771221472243 has 16 divisors (see below), whose sum is σ = 336577309286400. Its totient is φ = 297510299555040.

The previous prime is 316771221472229. The next prime is 316771221472273. The reversal of 316771221472243 is 342274122177613.

It is a cyclic number.

It is not a de Polignac number, because 316771221472243 - 2¹³ = 316771221464051 is a prime.

It is a super-4 number, since 4×316771221472243⁴ (a number of 59 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316771221472213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481266403 + ... + 481924156.

It is an arithmetic number, because the mean of its divisors is an integer number (21036081830400).

Almost surely, 2^{316771221472243} is an apocalyptic number.

316771221472243 is a deficient number, since it is larger than the sum of its proper divisors (19806087814157).

316771221472243 is a wasteful number, since it uses less digits than its factorization.

316771221472243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963190842.

The product of its digits is 4741632, while the sum is 52.

The spelling of 316771221472243 in words is "three hundred sixteen trillion, seven hundred seventy-one billion, two hundred twenty-one million, four hundred seventy-two thousand, two hundred forty-three".