320481236142 has 48 divisors (see below), whose sum is σ = 701232225408. Its totient is φ = 105774197760.

The previous prime is 320481236137. The next prime is 320481236203. The reversal of 320481236142 is 241632184023.

320481236142 is a `hidden beast` number, since 3 + 2 + 0 + 481 + 2 + 36 + 142 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 320481236097 and 320481236106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1936198 + ... + 2095190.

It is an arithmetic number, because the mean of its divisors is an integer number (14609004696).

Almost surely, 2^320481236142 is an apocalyptic number.

320481236142 is an abundant number, since it is smaller than the sum of its proper divisors (380750989266).

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

320481236142 is a wasteful number, since it uses less digits than its factorization.

320481236142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160105 (or 160102 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 320481236142 in words is "three hundred twenty billion, four hundred eighty-one million, two hundred thirty-six thousand, one hundred forty-two".