316565256066 has 64 divisors (see below), whose sum is σ = 644703321600. Its totient is φ = 103612550400.

The previous prime is 316565256031. The next prime is 316565256071. The reversal of 316565256066 is 660652565613.

It is a super-2 number, since 2×316565256066² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66183111 + ... + 66187893.

It is an arithmetic number, because the mean of its divisors is an integer number (10073489400).

Almost surely, 2^316565256066 is an apocalyptic number.

316565256066 is an abundant number, since it is smaller than the sum of its proper divisors (328138065534).

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

316565256066 is a wasteful number, since it uses less digits than its factorization.

316565256066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771.

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 316565256066 in words is "three hundred sixteen billion, five hundred sixty-five million, two hundred fifty-six thousand, sixty-six".