16070620321604 has 6 divisors (see below), whose sum is σ = 28123585562814. Its totient is φ = 8035310160800.

The previous prime is 16070620321597. The next prime is 16070620321607. The reversal of 16070620321604 is 40612302607061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12466887599104 + 3603732722500 = 3530848^2 + 1898350^2 .

It is not an unprimeable number, because it can be changed into a prime (16070620321607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2008827540197 + ... + 2008827540204.

It is an arithmetic number, because the mean of its divisors is an integer number (4687264260469).

Almost surely, 2^{16070620321604} is an apocalyptic number.

It is an amenable number.

16070620321604 is a deficient number, since it is larger than the sum of its proper divisors (12052965241210).

16070620321604 is a wasteful number, since it uses less digits than its factorization.

16070620321604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017655080405 (or 4017655080403 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

Adding to 16070620321604 its reverse (40612302607061), we get a palindrome (56682922928665).

The spelling of 16070620321604 in words is "sixteen trillion, seventy billion, six hundred twenty million, three hundred twenty-one thousand, six hundred four".