320341032554 has 4 divisors (see below), whose sum is σ = 480511548834. Its totient is φ = 160170516276.

The previous prime is 320341032527. The next prime is 320341032611. The reversal of 320341032554 is 455230143023.

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

It can be written as a sum of positive squares in only one way, i.e., 200545439329 + 119795593225 = 447823^2 + 346115^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320341032554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80085258137 + ... + 80085258140.

Almost surely, 2^320341032554 is an apocalyptic number.

320341032554 is a deficient number, since it is larger than the sum of its proper divisors (160170516280).

320341032554 is a wasteful number, since it uses less digits than its factorization.

320341032554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160170516279.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 320341032554 its reverse (455230143023), we get a palindrome (775571175577).

The spelling of 320341032554 in words is "three hundred twenty billion, three hundred forty-one million, thirty-two thousand, five hundred fifty-four".