318672320036 has 24 divisors (see below), whose sum is σ = 641028722880. Its totient is φ = 135784405152.

The previous prime is 318672320033. The next prime is 318672320101. The reversal of 318672320036 is 630023276813.

It is a junction number, because it is equal to n+sod(n) for n = 318672319975 and 318672320002.

It is not an unprimeable number, because it can be changed into a prime (318672320033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32888666 + ... + 32898353.

It is an arithmetic number, because the mean of its divisors is an integer number (26709530120).

Almost surely, 2^318672320036 is an apocalyptic number.

It is an amenable number.

318672320036 is an abundant number, since it is smaller than the sum of its proper divisors (322356402844).

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

318672320036 is a wasteful number, since it uses less digits than its factorization.

318672320036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65787203 (or 65787201 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 41.

Adding to 318672320036 its reverse (630023276813), we get a palindrome (948695596849).

The spelling of 318672320036 in words is "three hundred eighteen billion, six hundred seventy-two million, three hundred twenty thousand, thirty-six".