316161256451 has 8 divisors (see below), whose sum is σ = 341795953680. Its totient is φ = 291426022368.

The previous prime is 316161256447. The next prime is 316161256457. The reversal of 316161256451 is 154652161613.

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 316161256451 - 2² = 316161256447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 316161256399 and 316161256408.

It is not an unprimeable number, because it can be changed into a prime (316161256457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224865056 + ... + 224866461.

It is an arithmetic number, because the mean of its divisors is an integer number (42724494210).

Almost surely, 2^316161256451 is an apocalyptic number.

316161256451 is a deficient number, since it is larger than the sum of its proper divisors (25634697229).

316161256451 is a wasteful number, since it uses less digits than its factorization.

316161256451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449731573.

The product of its digits is 129600, while the sum is 41.

The spelling of 316161256451 in words is "three hundred sixteen billion, one hundred sixty-one million, two hundred fifty-six thousand, four hundred fifty-one".