320413310442 has 48 divisors (see below), whose sum is σ = 719997157152. Its totient is φ = 106796108880.

The previous prime is 320413310351. The next prime is 320413310461. The reversal of 320413310442 is 244013314023.

320413310442 is a `hidden beast` number, since 3 + 204 + 1 + 3 + 3 + 10 + 442 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 11901817 + ... + 11928707.

It is an arithmetic number, because the mean of its divisors is an integer number (14999940774).

Almost surely, 2^320413310442 is an apocalyptic number.

320413310442 is an abundant number, since it is smaller than the sum of its proper divisors (399583846710).

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

320413310442 is a wasteful number, since it uses less digits than its factorization.

320413310442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51425 (or 51413 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 320413310442 its reverse (244013314023), we get a palindrome (564426624465).

The spelling of 320413310442 in words is "three hundred twenty billion, four hundred thirteen million, three hundred ten thousand, four hundred forty-two".