320315240221454 has 8 divisors (see below), whose sum is σ = 481317276608640. Its totient is φ = 159876148018576.

The previous prime is 320315240221411. The next prime is 320315240221507. The reversal of 320315240221454 is 454122042513023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140736044654 + ... + 140736046929.

It is an arithmetic number, because the mean of its divisors is an integer number (60164659576080).

Almost surely, 2^{320315240221454} is an apocalyptic number.

320315240221454 is a deficient number, since it is larger than the sum of its proper divisors (161002036387186).

320315240221454 is a wasteful number, since it uses less digits than its factorization.

320315240221454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281472092154.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 320315240221454 its reverse (454122042513023), we get a palindrome (774437282734477).

The spelling of 320315240221454 in words is "three hundred twenty trillion, three hundred fifteen billion, two hundred forty million, two hundred twenty-one thousand, four hundred fifty-four".