318523324486 has 4 divisors (see below), whose sum is σ = 477784986732. Its totient is φ = 159261662242.

The previous prime is 318523324417. The next prime is 318523324489. The reversal of 318523324486 is 684423325813.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×318523324486² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318523324489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79630831120 + ... + 79630831123.

It is an arithmetic number, because the mean of its divisors is an integer number (119446246683).

Almost surely, 2^318523324486 is an apocalyptic number.

318523324486 is a deficient number, since it is larger than the sum of its proper divisors (159261662246).

318523324486 is a wasteful number, since it uses less digits than its factorization.

318523324486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159261662245.

The product of its digits is 3317760, while the sum is 49.

The spelling of 318523324486 in words is "three hundred eighteen billion, five hundred twenty-three million, three hundred twenty-four thousand, four hundred eighty-six".