320154424448 has 16 divisors (see below), whose sum is σ = 637807642710. Its totient is φ = 160077212160.

The previous prime is 320154424351. The next prime is 320154424517. The reversal of 320154424448 is 844424451023.

It can be written as a sum of positive squares in only one way, i.e., 215897763904 + 104256660544 = 464648^2 + 322888^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250603093 + ... + 1250603348.

Almost surely, 2^320154424448 is an apocalyptic number.

It is an amenable number.

320154424448 is a deficient number, since it is larger than the sum of its proper divisors (317653218262).

320154424448 is an equidigital number, since it uses as much as digits as its factorization.

320154424448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501206455 (or 2501206443 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 41.

The spelling of 320154424448 in words is "three hundred twenty billion, one hundred fifty-four million, four hundred twenty-four thousand, four hundred forty-eight".