13003455016 has 8 divisors (see below), whose sum is σ = 24381478170. Its totient is φ = 6501727504.

The previous prime is 13003455001. The next prime is 13003455041. The reversal of 13003455016 is 61055430031.

It can be written as a sum of positive squares in only one way, i.e., 12177122500 + 826332516 = 110350^2 + 28746^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812715931 + ... + 812715946.

Almost surely, 2^13003455016 is an apocalyptic number.

It is an amenable number.

13003455016 is a deficient number, since it is larger than the sum of its proper divisors (11378023154).

13003455016 is a wasteful number, since it uses less digits than its factorization.

13003455016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625431883 (or 1625431879 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 13003455016 its reverse (61055430031), we get a palindrome (74058885047).

The spelling of 13003455016 in words is "thirteen billion, three million, four hundred fifty-five thousand, sixteen".