320061340411016 has 8 divisors (see below), whose sum is σ = 600115013270670. Its totient is φ = 160030670205504.

The previous prime is 320061340411013. The next prime is 320061340411027. The reversal of 320061340411016 is 610114043160023.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 252664694884900 + 67396645526116 = 15895430^2 + 8209546^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×320061340411016² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320061340411013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20003833775681 + ... + 20003833775696.

Almost surely, 2^{320061340411016} is an apocalyptic number.

It is an amenable number.

320061340411016 is a deficient number, since it is larger than the sum of its proper divisors (280053672859654).

320061340411016 is a wasteful number, since it uses less digits than its factorization.

320061340411016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40007667551383 (or 40007667551379 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 320061340411016 its reverse (610114043160023), we get a palindrome (930175383571039).

The spelling of 320061340411016 in words is "three hundred twenty trillion, sixty-one billion, three hundred forty million, four hundred eleven thousand, sixteen".