316251123120345 has 16 divisors (see below), whose sum is σ = 578287767991680. Its totient is φ = 144571941997824.

The previous prime is 316251123120311. The next prime is 316251123120371. The reversal of 316251123120345 is 543021321152613.

It is not a de Polignac number, because 316251123120345 - 2⁸ = 316251123120089 is a prime.

It is a super-2 number, since 2×316251123120345² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1505957729040 + ... + 1505957729249.

It is an arithmetic number, because the mean of its divisors is an integer number (36142985499480).

Almost surely, 2^{316251123120345} is an apocalyptic number.

316251123120345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

316251123120345 is a deficient number, since it is larger than the sum of its proper divisors (262036644871335).

316251123120345 is a wasteful number, since it uses less digits than its factorization.

316251123120345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011915458304.

The product of its (nonzero) digits is 129600, while the sum is 39.

Adding to 316251123120345 its reverse (543021321152613), we get a palindrome (859272444272958).

The spelling of 316251123120345 in words is "three hundred sixteen trillion, two hundred fifty-one billion, one hundred twenty-three million, one hundred twenty thousand, three hundred forty-five".