316134561644 has 48 divisors (see below), whose sum is σ = 609118979616. Its totient is φ = 142367769600.

The previous prime is 316134561623. The next prime is 316134561661. The reversal of 316134561644 is 446165431613.

It is a super-3 number, since 3×316134561644³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 316134561595 and 316134561604.

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, 13616654 + ... + 13639850.

It is an arithmetic number, because the mean of its divisors is an integer number (12689978742).

Almost surely, 2^316134561644 is an apocalyptic number.

It is an amenable number.

316134561644 is a deficient number, since it is larger than the sum of its proper divisors (292984417972).

316134561644 is a wasteful number, since it uses less digits than its factorization.

316134561644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26066 (or 26064 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

It can be divided in two parts, 316134 and 561644, that added together give a palindrome (877778).

The spelling of 316134561644 in words is "three hundred sixteen billion, one hundred thirty-four million, five hundred sixty-one thousand, six hundred forty-four".