316656461 has 8 divisors (see below), whose sum is σ = 345756864. Its totient is φ = 287608320.

The previous prime is 316656449. The next prime is 316656491. The reversal of 316656461 is 164656613.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316656461 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 (316656401) 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, 200 + ... + 25166.

It is an arithmetic number, because the mean of its divisors is an integer number (43219608).

Almost surely, 2^316656461 is an apocalyptic number.

It is an amenable number.

316656461 is a deficient number, since it is larger than the sum of its proper divisors (29100403).

316656461 is a wasteful number, since it uses less digits than its factorization.

316656461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26131.

The product of its digits is 77760, while the sum is 38.

The square root of 316656461 is about 17794.8436632638. The cubic root of 316656461 is about 681.5997951577.

The spelling of 316656461 in words is "three hundred sixteen million, six hundred fifty-six thousand, four hundred sixty-one".