16153561063604 has 12 divisors (see below), whose sum is σ = 28448787479364. Its totient is φ = 8025336069504.

The previous prime is 16153561063597. The next prime is 16153561063663. The reversal of 16153561063604 is 40636016535161.

It can be written as a sum of positive squares in 2 ways, for example, as 1532099328400 + 14621461735204 = 1237780^2 + 3823802^2 .

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 12861114869 + ... + 12861116124.

It is an arithmetic number, because the mean of its divisors is an integer number (2370732289947).

Almost surely, 2^{16153561063604} is an apocalyptic number.

It is an amenable number.

16153561063604 is a deficient number, since it is larger than the sum of its proper divisors (12295226415760).

16153561063604 is a wasteful number, since it uses less digits than its factorization.

16153561063604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25722231154 (or 25722231152 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 47.

Adding to 16153561063604 its reverse (40636016535161), we get a palindrome (56789577598765).

The spelling of 16153561063604 in words is "sixteen trillion, one hundred fifty-three billion, five hundred sixty-one million, sixty-three thousand, six hundred four".