13513025026 has 8 divisors (see below), whose sum is σ = 20278703484. Its totient is φ = 6753457200.

The previous prime is 13513024981. The next prime is 13513025039. The reversal of 13513025026 is 62052031531.

It can be written as a sum of positive squares in 2 ways, for example, as 13496630625 + 16394401 = 116175^2 + 4049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13513024985 and 13513025003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522125 + ... + 1530976.

Almost surely, 2^13513025026 is an apocalyptic number.

13513025026 is a deficient number, since it is larger than the sum of its proper divisors (6765678458).

13513025026 is a wasteful number, since it uses less digits than its factorization.

13513025026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3055316.

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

Adding to 13513025026 its reverse (62052031531), we get a palindrome (75565056557).

The spelling of 13513025026 in words is "thirteen billion, five hundred thirteen million, twenty-five thousand, twenty-six".